Kw= [H+][OH-] =1x10^-14 at 25 degrees celsius. We.pdf
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Kw= [H+][OH-] =1x10^-14 at 25 degrees celsius. We know this is true. Therefore because this statement is true: (1x10^-14)/[OH-] = [H+]. Therefore, if the [OH-] is less than 1x10^-7 (when the ph would equal 7, neutral) , the [H+] will be greater than 1x10^-7. Therefore, when calculating ph (-log[H+]) the ph will be lower than 7. Therefore H2O can act as a weak acid. It cant be strong because because, remember, the autoionization of water is very very small, rapid and constantly going back and forth. Whereas, in a strong acid, there is complete ionization. Therefore, the answer is B, because kw does change with temperature. Solution Kw= [H+][OH-] =1x10^-14 at 25 degrees celsius. We know this is true. Therefore because this statement is true: (1x10^-14)/[OH-] = [H+]. Therefore, if the [OH-] is less than 1x10^-7 (when the ph would equal 7, neutral) , the [H+] will be greater than 1x10^-7. Therefore, when calculating ph (-log[H+]) the ph will be lower than 7. Therefore H2O can act as a weak acid. It cant be strong because because, remember, the autoionization of water is very very small, rapid and constantly going back and forth. Whereas, in a strong acid, there is complete ionization. Therefore, the answer is B, because kw does change with temperature..
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![Kw= [H+][OH-] =1x10^-14 at 25 degrees celsius. We know this is true. Therefore
because this statement is true: (1x10^-14)/[OH-] = [H+]. Therefore, if the [OH-] is less than
1x10^-7 (when the ph would equal 7, neutral) , the [H+] will be greater than 1x10^-7. Therefore,
when calculating ph (-log[H+]) the ph will be lower than 7. Therefore H2O can act as a weak
acid. It cant be strong because because, remember, the autoionization of water is very very small,
rapid and constantly going back and forth. Whereas, in a strong acid, there is complete
ionization. Therefore, the answer is B, because kw does change with temperature.
Solution
Kw= [H+][OH-] =1x10^-14 at 25 degrees celsius. We know this is true. Therefore
because this statement is true: (1x10^-14)/[OH-] = [H+]. Therefore, if the [OH-] is less than
1x10^-7 (when the ph would equal 7, neutral) , the [H+] will be greater than 1x10^-7. Therefore,
when calculating ph (-log[H+]) the ph will be lower than 7. Therefore H2O can act as a weak
acid. It cant be strong because because, remember, the autoionization of water is very very small,
rapid and constantly going back and forth. Whereas, in a strong acid, there is complete
ionization. Therefore, the answer is B, because kw does change with temperature.](https://image.slidesharecdn.com/kwhoh-1x10-14at25degreescelsius-230408052659-b5ff1e5d/85/Kw-H-OH-1x10-14-at-25-degrees-celsius-We-pdf-1-320.jpg)
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B You are looking to find a buffer solution. A buffer is made by mix.pdf
B You are looking to find a buffer solution. A buffer is made by mixing a weak acid/base with
its conjugate base/acid. HCl and NaOH are not weak acids or bases. So that only leaves B
Solution
B You are looking to find a buffer solution. A buffer is made by mixing a weak acid/base with
its conjugate base/acid. HCl and NaOH are not weak acids or bases. So that only leaves B.
you will see brisk effervesence of hydrogen gas a.pdf
you will see brisk effervesence of hydrogen gas and white precipitate of PbSO4
Solution
you will see brisk effervesence of hydrogen gas and white precipitate of PbSO4.
water, propyne, ethene, methane,methylamine .pdf
This document lists 5 different chemical compounds: water, propyne, ethene, methane, and methylamine. No other information is provided about these compounds, their properties, quantities, or any other context.
Solution At equilibrium we can write equation as.pdf
Solution
: At equilibrium we can write equation as: PbI2 (s) < = > Pb2+(aq) + 2 I-(aq) but we know for
equilibrium Ksp = [Pb2+][I-]^2 this condition should be satisfied let we suppose x = PbI2
(mol/L) which gets dissolved . It will result in => x mol/L Pb2+ and 2x mol/L I- I- is already in
the solution corresponding yo=0.025 M At equilibrium: we can write: [Pb2+]= x and [I-]= 2x +
0.025 Solving: 7.9 x 10^-9 = (x)(2x + 0.025)^2 =>x =1.3 x 10^-5 M which is molar solubility
Please rate.
take the mean of the values and then find the var.pdf
take the mean of the values and then find the variance and then from variance
sqrt(variance) is the deviation
Solution
take the mean of the values and then find the variance and then from variance
sqrt(variance) is the deviation.
Perchloric acid is very strong acid. So the conju.pdf
Perchloric acid is very strong acid. So the conjugate base of perchloric acid is
neutral ion. Hence KClO4 is neutral salt. Hydronium ion concentration = 1.0*10-7 M
Solution
Perchloric acid is very strong acid. So the conjugate base of perchloric acid is
neutral ion. Hence KClO4 is neutral salt. Hydronium ion concentration = 1.0*10-7 M.
NaOH + HCl = NaCl + H2O .pdf
This chemical equation shows that when sodium hydroxide (NaOH) and hydrochloric acid (HCl) are combined, they react to form sodium chloride (NaCl), which is table salt, and water (H2O). The balanced chemical equation demonstrates that the basic and acidic reactants neutralize each other to yield an ionic compound and water.
London-dispersion forces .pdf
London-dispersion forces are weak intermolecular forces that exist between all molecules. They arise due to temporary, instantaneous dipoles that occur as electrons move around molecules and nuclei. While individually weak, London-dispersion forces become significant as they act cumulatively over large numbers of molecules.
mass = mass of solute (mass of solute + solven.pdf
mass% = mass of solute / (mass of solute + solvent) 0.013 = 1.5/(1.5+x) x = mass
of solvent = 113.88 gms
Solution
mass% = mass of solute / (mass of solute + solvent) 0.013 = 1.5/(1.5+x) x = mass
of solvent = 113.88 gms.
We have different types of Storage Networks like direct-attached sto.pdf
We have different types of Storage Networks like direct-attached storage (DAS), network-
attached storage (NAS) and storage-area network (SANs).
Now there is a huge difference between NAS and SAN
2.SAN(Storage Area Network)
A SAN moves storage resources off the common user network and reorganizes them into an
independent, high-performance network. This allows each server to access shared storage as if it
were a drive directly attached to the server. When a host wants to access a storage device on the
SAN, it sends out a block-based access request for the storage device.
SAN would be appropiate for an Oracle Financial database, as Storage Area Network will be
more efficient and reliable for a large database, as it is a high performance network and provides
better results as compared to other Network Storage Technologies.
Thank You for using Chegg...
Solution
We have different types of Storage Networks like direct-attached storage (DAS), network-
attached storage (NAS) and storage-area network (SANs).
Now there is a huge difference between NAS and SAN
2.SAN(Storage Area Network)
A SAN moves storage resources off the common user network and reorganizes them into an
independent, high-performance network. This allows each server to access shared storage as if it
were a drive directly attached to the server. When a host wants to access a storage device on the
SAN, it sends out a block-based access request for the storage device.
SAN would be appropiate for an Oracle Financial database, as Storage Area Network will be
more efficient and reliable for a large database, as it is a high performance network and provides
better results as compared to other Network Storage Technologies.
Thank You for using Chegg....
e.) One solvent cannot dissolve the sample if non.pdf
e.) One solvent cannot dissolve the sample if non polar
Solution
e.) One solvent cannot dissolve the sample if non polar.
data is insufficient .pdf
The document discusses a problem where data is insufficient to solve it. No solution is provided as the data available is not adequate. The document repeats that the data is insufficient.
The difference between cyclic and non-cyclic electron transportNON.pdf
The difference between cyclic and non-cyclic electron transport
NON CYCLIC PHOSPHORELATION
CYCLIC PHOSPHORELATION
BOTH PHOTOSYSTEMS (PS I AND PS II) INVOLVED
ONLY PSI INVOLVED
ELECTRON MOVES IN A NON CYCLIC MANNER
ELECTRON MOVES IN A CYCLIC MANNER
ELECTRON FINALLY ACCEPTED BY NADP
ELECTRON TRAVELS BACK TO PS I
ATP AND NADPH ARE PRODUCED
ATP ONLY PRODUCED
PHOTOLYSIS OF WATER OCCURRED
PHOTOLYSIS OF WATER ABSENT
OXYGEN IS BYPRODUCT
OXYGEN NOT EVOLVED
MOST PRODOMINANT SYSTEM IN GREEN PLANTS
MOST PRODOMINANT IN BACTERIA
How can non cyclic photosynthetic electron transport function if the PSII and PS1 units are
located in different regions of the thylakoid membrane?
There is a mobile electron carriers in between PS I and PS II. Those are PQ (acts as a carrier
between PS II and cytochrome complex) and PC (Cytochrome complex to PS I)
NON CYCLIC PHOSPHORELATION
CYCLIC PHOSPHORELATION
BOTH PHOTOSYSTEMS (PS I AND PS II) INVOLVED
ONLY PSI INVOLVED
ELECTRON MOVES IN A NON CYCLIC MANNER
ELECTRON MOVES IN A CYCLIC MANNER
ELECTRON FINALLY ACCEPTED BY NADP
ELECTRON TRAVELS BACK TO PS I
ATP AND NADPH ARE PRODUCED
ATP ONLY PRODUCED
PHOTOLYSIS OF WATER OCCURRED
PHOTOLYSIS OF WATER ABSENT
OXYGEN IS BYPRODUCT
OXYGEN NOT EVOLVED
MOST PRODOMINANT SYSTEM IN GREEN PLANTS
MOST PRODOMINANT IN BACTERIA
Solution
The difference between cyclic and non-cyclic electron transport
NON CYCLIC PHOSPHORELATION
CYCLIC PHOSPHORELATION
BOTH PHOTOSYSTEMS (PS I AND PS II) INVOLVED
ONLY PSI INVOLVED
ELECTRON MOVES IN A NON CYCLIC MANNER
ELECTRON MOVES IN A CYCLIC MANNER
ELECTRON FINALLY ACCEPTED BY NADP
ELECTRON TRAVELS BACK TO PS I
ATP AND NADPH ARE PRODUCED
ATP ONLY PRODUCED
PHOTOLYSIS OF WATER OCCURRED
PHOTOLYSIS OF WATER ABSENT
OXYGEN IS BYPRODUCT
OXYGEN NOT EVOLVED
MOST PRODOMINANT SYSTEM IN GREEN PLANTS
MOST PRODOMINANT IN BACTERIA
How can non cyclic photosynthetic electron transport function if the PSII and PS1 units are
located in different regions of the thylakoid membrane?
There is a mobile electron carriers in between PS I and PS II. Those are PQ (acts as a carrier
between PS II and cytochrome complex) and PC (Cytochrome complex to PS I)
NON CYCLIC PHOSPHORELATION
CYCLIC PHOSPHORELATION
BOTH PHOTOSYSTEMS (PS I AND PS II) INVOLVED
ONLY PSI INVOLVED
ELECTRON MOVES IN A NON CYCLIC MANNER
ELECTRON MOVES IN A CYCLIC MANNER
ELECTRON FINALLY ACCEPTED BY NADP
ELECTRON TRAVELS BACK TO PS I
ATP AND NADPH ARE PRODUCED
ATP ONLY PRODUCED
PHOTOLYSIS OF WATER OCCURRED
PHOTOLYSIS OF WATER ABSENT
OXYGEN IS BYPRODUCT
OXYGEN NOT EVOLVED
MOST PRODOMINANT SYSTEM IN GREEN PLANTS
MOST PRODOMINANT IN BACTERIA.
The answer is C) H2SO4An Arrhenius acid dissociates in aqueous so.pdf
The answer is: C) H2SO4
An Arrhenius acid dissociates in aqueous solution to form H+ ions.
Only H2SO4 satisfies this condition:
H2SO4(aq) => 2 H+(aq) + SO42-(aq)
Solution
The answer is: C) H2SO4
An Arrhenius acid dissociates in aqueous solution to form H+ ions.
Only H2SO4 satisfies this condition:
H2SO4(aq) => 2 H+(aq) + SO42-(aq).
covalent bond Solution co.pdf
This very short document appears to be about covalent bonds but provides no details. It repeats the phrase "covalent bond" but gives no context or explanation of what a covalent bond is or any other pertinent information. The document is too brief to generate a meaningful summary.
c. presence of isotopes of both carbon and hydrog.pdf
c. presence of isotopes of both carbon and hydrogen
Solution
c. presence of isotopes of both carbon and hydrogen.
CAFR is a set of U.S. government financial statements comprising the.pdf
CAFR is a set of U.S. government financial statements comprising the financial report of a state,
municipal or other governmental entity. CAFR is prepared by the Office of the Chief Financial
Officer (OCFO). The CAFR is released each year on time and with a clean opinion from the
city\'s Independent Auditors. CAFR presents the city\'s financials, and that the results of the
city\'s fiscal year operations are in accordance with generally accepted accounting principles.
CAFR are smaller than the budget books. The statistical section of the CAFR is the most
interesting because it gives you 10 years worth of data. It has all sorts of demographic
information such as top employers, population, medium income and performance measures.
The most confusing thing is that CAFRs don’t tell public officials or the public anything about
fiscal sustainability. This is one of the negative thing about CAFR.
Solution
CAFR is a set of U.S. government financial statements comprising the financial report of a state,
municipal or other governmental entity. CAFR is prepared by the Office of the Chief Financial
Officer (OCFO). The CAFR is released each year on time and with a clean opinion from the
city\'s Independent Auditors. CAFR presents the city\'s financials, and that the results of the
city\'s fiscal year operations are in accordance with generally accepted accounting principles.
CAFR are smaller than the budget books. The statistical section of the CAFR is the most
interesting because it gives you 10 years worth of data. It has all sorts of demographic
information such as top employers, population, medium income and performance measures.
The most confusing thing is that CAFRs don’t tell public officials or the public anything about
fiscal sustainability. This is one of the negative thing about CAFR..
Puerto Rico BoaRangeThe Puerto Rican boa is endemic to Puerto R.pdf
Puerto Rico Boa
Range:
The Puerto Rican boa is endemic to Puerto Rico. It is more common on the karst region in the
north-western tip of the island.
Habitat:
Puerto Rican boas are arboreal (live primarily in trees), but desend to ground level in rocky
habitats. These snakes mainly use trees and caves for foraging and resting locations. Beside
rocks and trees, light gaps and forest edges are frequently used for basking.
Characteristics:
The largest snake in Puerto Rico, this slender constrictor is non-venomous. As its scientific name
indicates, inornatus (meaning unadorned), this species is not brightly colored. The color is
generally variable but usually ranges from pale to dark brown or gray in color, with 70 to 80
darker colored blotches along the back from neck to vent. These dorsal blotches are generally
dark-bordered with the centers of a lighter color.
Behavior:
These snakes mainly forage at night and bask or remain concealed during the day. Their activity
peaks in times of high rainfall following prolonged dry spells. Generally this is at the time when
seasonal temperatures, day length, and rainfall levels are increasing.
The boa feeds by seizing the prey in its jaws, wrapping several coils around the victim, and then
constricting until the prey has suffocated. The prey is then swallowed head first. The feeding
habits of the very young are unknown.
Reproduction:
Mating occurs at the beginning of the wet season and the females give birth about 6 months later,
and only one clutch is produced annually. The 23-32 young boas are born live.
Hope this information works :-)
Solution
Puerto Rico Boa
Range:
The Puerto Rican boa is endemic to Puerto Rico. It is more common on the karst region in the
north-western tip of the island.
Habitat:
Puerto Rican boas are arboreal (live primarily in trees), but desend to ground level in rocky
habitats. These snakes mainly use trees and caves for foraging and resting locations. Beside
rocks and trees, light gaps and forest edges are frequently used for basking.
Characteristics:
The largest snake in Puerto Rico, this slender constrictor is non-venomous. As its scientific name
indicates, inornatus (meaning unadorned), this species is not brightly colored. The color is
generally variable but usually ranges from pale to dark brown or gray in color, with 70 to 80
darker colored blotches along the back from neck to vent. These dorsal blotches are generally
dark-bordered with the centers of a lighter color.
Behavior:
These snakes mainly forage at night and bask or remain concealed during the day. Their activity
peaks in times of high rainfall following prolonged dry spells. Generally this is at the time when
seasonal temperatures, day length, and rainfall levels are increasing.
The boa feeds by seizing the prey in its jaws, wrapping several coils around the victim, and then
constricting until the prey has suffocated. The prey is then swallowed head first. The feeding
habits of the very young are unknown.
Reproduct.
Media access controlSolutionMedia access control.pdf
Media access control is a method for managing communication on a network. It determines which device has access to the network at any given time so that two devices don't try to send information simultaneously, resulting in a data collision. MAC addresses provide a unique identifier for each device connected to a network allowing for orderly transmission of data.
Moles of H2SO4 = massmolar mass= 84.198.08 = 0.8575 molVolume .pdf
Moles of H2SO4 = mass/molar mass
= 84.1/98.08 = 0.8575 mol
Volume = moles/concentration
= 0.8575/0.41 = 2.09 L
Solution
Moles of H2SO4 = mass/molar mass
= 84.1/98.08 = 0.8575 mol
Volume = moles/concentration
= 0.8575/0.41 = 2.09 L.
More from anonamobilesp (20)
B You are looking to find a buffer solution. A buffer is made by mix.pdf
B You are looking to find a buffer solution. A buffer is made by mix.pdf
you will see brisk effervesence of hydrogen gas a.pdf
you will see brisk effervesence of hydrogen gas a.pdf
Solution At equilibrium we can write equation as.pdf
Solution At equilibrium we can write equation as.pdf
take the mean of the values and then find the var.pdf
take the mean of the values and then find the var.pdf
Perchloric acid is very strong acid. So the conju.pdf
Perchloric acid is very strong acid. So the conju.pdf
mass = mass of solute (mass of solute + solven.pdf
mass = mass of solute (mass of solute + solven.pdf
We have different types of Storage Networks like direct-attached sto.pdf
We have different types of Storage Networks like direct-attached sto.pdf
e.) One solvent cannot dissolve the sample if non.pdf
e.) One solvent cannot dissolve the sample if non.pdf
The difference between cyclic and non-cyclic electron transportNON.pdf
The difference between cyclic and non-cyclic electron transportNON.pdf
The answer is C) H2SO4An Arrhenius acid dissociates in aqueous so.pdf
The answer is C) H2SO4An Arrhenius acid dissociates in aqueous so.pdf
c. presence of isotopes of both carbon and hydrog.pdf
c. presence of isotopes of both carbon and hydrog.pdf
CAFR is a set of U.S. government financial statements comprising the.pdf
CAFR is a set of U.S. government financial statements comprising the.pdf
Puerto Rico BoaRangeThe Puerto Rican boa is endemic to Puerto R.pdf
Puerto Rico BoaRangeThe Puerto Rican boa is endemic to Puerto R.pdf
Media access controlSolutionMedia access control.pdf
Media access controlSolutionMedia access control.pdf
Moles of H2SO4 = massmolar mass= 84.198.08 = 0.8575 molVolume .pdf
Moles of H2SO4 = massmolar mass= 84.198.08 = 0.8575 molVolume .pdf
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Kw= [H+][OH-] =1x10^-14 at 25 degrees celsius. We.pdf
- 1. Kw= [H+][OH-] =1x10^-14 at 25 degrees celsius. We know this is true. Therefore because this statement is true: (1x10^-14)/[OH-] = [H+]. Therefore, if the [OH-] is less than 1x10^-7 (when the ph would equal 7, neutral) , the [H+] will be greater than 1x10^-7. Therefore, when calculating ph (-log[H+]) the ph will be lower than 7. Therefore H2O can act as a weak acid. It cant be strong because because, remember, the autoionization of water is very very small, rapid and constantly going back and forth. Whereas, in a strong acid, there is complete ionization. Therefore, the answer is B, because kw does change with temperature. Solution Kw= [H+][OH-] =1x10^-14 at 25 degrees celsius. We know this is true. Therefore because this statement is true: (1x10^-14)/[OH-] = [H+]. Therefore, if the [OH-] is less than 1x10^-7 (when the ph would equal 7, neutral) , the [H+] will be greater than 1x10^-7. Therefore, when calculating ph (-log[H+]) the ph will be lower than 7. Therefore H2O can act as a weak acid. It cant be strong because because, remember, the autoionization of water is very very small, rapid and constantly going back and forth. Whereas, in a strong acid, there is complete ionization. Therefore, the answer is B, because kw does change with temperature.