Question

A sample of 5 g of chemical A is combined

in a chemical reaction with 12 g of
chemical B. The mass of their products is
17 g. Which law of nature best supports
this statement?
A law of conservation of energy
B law of conservation of mass
C law of averages
D law of regularity

Answer 1

B law of conservation of mass

Step-by-step explanation:

The law of conservation of mass states that in a chemical reaction mass is neither created nor destroyed