Interpretation

Question 1

What type of stoichiometry calculations relate the masses of substances in a balanced chemical equation?

Answer 1

✅ A. mass–mass problem

Question 2

Which is true about Stoichiometry?

A. Indicates the numerical relationship between elements in the compounds and between reactants and products in a balanced chemical equation

B. Provides the numerical relationship between elements and compounds in a balanced chemical equation

C. Tells the quantitative relationships between the reactants and products in a balanced chemical equation

D. Tells the relation to the mass and mole between reactants and products in a balanced chemical equation

Answer 2

C

Question 3

Which of these is an incorrect interpretation of this balanced equation?

25 (s) +3 02 (g) → 2 SO3 (g)

A. 2 atoms S + 3 molecules O₂→ 2 molecules SO3

B. 2 g S + 3 g O2 2g SO3

C. 2 mole S + 3 moles O2 → 2 moles SO3

D. none of these

Answer 3

B