Question

A solution and water contains 50 grams of water per 100 milliliters of the solution. If 1 mole of water weighs 16 grams, _____ moles of water would be present in 25 milliliters of the solution

Answer 1

figure out how many grams would be present in 25 ml of solution by solving this for x \[\frac{ 50 }{ 100 }=\frac{ x }{ 25 }\]

Answer 2

tell me what you get

Answer 3

Would I times both sides of 25/25?

Answer 4

no, u get 25 x 50=100x, or x=12.5. Now 1 mole =16 grams, so 12.5 grams is 12.5/16 moles. Calculate 12.5/16 for the ans