Question

Reactant → product

If there are 2 grams of product produced by the chemical reaction, how many grams of reactant were consumed?

A) 0 grams
B) 1 gram
C) 2 grams
Eliminate
D) 4 grams

Answer 1

C.2 grams

Step-by-step explanation:

Answer 2

If we have two gram produce 2 grams were consumed

Due to the mass conversation law which state that the mass in a isolated is neither created nor destroyed by chemical reaction or physical transformation. Therefore the mass of the product must be equal to the mass reactant