Asked by Lindt
Question 9
Marks: 2
In the reaction:
Zn + 2 HCl ZnCl2 + H2
An excess of Zn is reacted with 300.0 g of HCl. How many grams of H2 will be produced?
Marks: 2
In the reaction:
Zn + 2 HCl ZnCl2 + H2
An excess of Zn is reacted with 300.0 g of HCl. How many grams of H2 will be produced?
Answers
Answered by
DrBob222
You need to learn where the arrow keys are (and use them).
mols HCl = grams/molar mass
Convert mols HCl to mols H2 using the coefficients in the balanced equation. .
Convert mols H2 to g. g = mols x molar mass.
mols HCl = grams/molar mass
Convert mols HCl to mols H2 using the coefficients in the balanced equation. .
Convert mols H2 to g. g = mols x molar mass.
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