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The only wrong step I see is the 2:1 mole ratio. You'resupposed to multiply by 2.
.0525 moles Ba(OH)2 * 2 moles HCL/ 1mol Ba(OH)2 = 0.105 mols Ba(OH)2 You should
have only 1 sig fig because you go with the least numberwhich is 1.
Solution
The only wrong step I see is the 2:1 mole ratio. You'resupposed to multiply by 2.
.0525 moles Ba(OH)2 * 2 moles HCL/ 1mol Ba(OH)2 = 0.105 mols Ba(OH)2 You should
have only 1 sig fig because you go with the least numberwhich is 1.

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The only wrong step I see is the 21 mole ratio. .pdf

  • 1. The only wrong step I see is the 2:1 mole ratio. You'resupposed to multiply by 2. .0525 moles Ba(OH)2 * 2 moles HCL/ 1mol Ba(OH)2 = 0.105 mols Ba(OH)2 You should have only 1 sig fig because you go with the least numberwhich is 1. Solution The only wrong step I see is the 2:1 mole ratio. You'resupposed to multiply by 2. .0525 moles Ba(OH)2 * 2 moles HCL/ 1mol Ba(OH)2 = 0.105 mols Ba(OH)2 You should have only 1 sig fig because you go with the least numberwhich is 1.