boi689
contestada

The law of conservation of mass states that in a chemical reaction the mass of the reactants
equals the mass of the products. Based on this information, what mass of hydrogen (H2)
was produced in this reaction?

A. 2 g

B. 4 g

C. 72 g

D. 144 g

please leave an explanation
thank you!​

The law of conservation of mass states that in a chemical reaction the mass of the reactantsequals the mass of the products Based on this information what mass class=

Respuesta :

maryemelsayed

Answer:

2 g

Explanation:

Since both sides have to be equal, add together the weight from the left side to get the total of 137

Subtract 135 from that

The answer is 2.

jaylayjone
I believe it’s b right

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