Question

Suppose that 70g of a substance is dissolved in 100cm^3 of water at 80°C. How much of the substance, in grams, will precipitate when the solution is cooled down to 30°C?

A. 55
B. 45
C. 10
D. 30
E. 25

Answer 1

well the substance amount would be 45 because it will rise and began to drop temp while still being heated debate over the eastern half of the Roman empire became known as the teacher apologise for the teacher apologise to do ariana grande