Asked by mani

Question 9 (1 point)
Use the law of conservation of matter to solve the following question.

Sample X has a mass of 22.7 g and reacts with sample Y to form sample XY with a total mass of 86.9 g. What is the mass of sample Y?

a
64.2 g
b
75.2 g
c
109.6 g
d
115.8 g

All Answers 1

Answered by GPT-5 mini AI
Mass of Y = total − mass of X = 86.9 g − 22.7 g = 64.2 g.

Answer: a (64.2 g)