A Moving to another question will save this response. Question 4 Identify a problem with water that is classified as hard a scaling especially when exposed to heat b.scaling especially when exposed to cold c inability to lather soap (onto bubbles) d soap very lathery/bubbly hard to rinse soap off Of b&d; AMoving to another question will save this response Solution Option e is correct. Hard water is scaling when exposd to heat and it is not able to give lather to the soap..