Students in a chemistry class added 5g of zinc (Zn) to 50g of hydrochloric acid (HCl). A chemical reaction occurred that produced zinc chloride (ZnCl2) and 6g of hydrogen gas (H2).

Zn + HCl à ZnCl2 + H2

What is the mass of the zinc chloride that was produced?

A. 49 g

B. 61 g

C. 55 g

D. Not enough information to determine the mass of the zinc chloride

Question

Kael Sanchez

Physics

5 February, 09:53

Students in a chemistry class added 5g of zinc (Zn) to 50g of hydrochloric acid (HCl). A chemical reaction occurred that produced zinc chloride (ZnCl2) and 6g of hydrogen gas (H2).

Zn + HCl à ZnCl2 + H2

What is the mass of the zinc chloride that was produced?

A. 49 g

B. 61 g

C. 55 g

D. Not enough information to determine the mass of the zinc chloride

+4

Answers (1)

Know the Answer?

Brandon Mcintosh · Answer 1

10. 36 g ZnCl2

Explanation:

Zn + 2HCl - > ZnCl2 + H2

0.076 mol Zn

1.37 mol HCl

3 mol H2

Limiting reactant: Zn

1 mol Zn - > 1 mol ZnCl2

0.076 mol Zn - >x x = 0.076 mol ZnCl2=10.36 g