How Many Grams of H₂ Gas Can Be Produced by the Reaction

question 125

Multiple Choice

How many grams of H₂ gas can be produced by the reaction of 63.0 grams of Al(s) with an excess of dilute hydrochloric acid in the reaction shown below? 2 Al(s) + 6 HCl(aq) → 2 AlCl₃(aq) + 3 H₂(g)

• A) 3.13 g
• B) 4.71 g
• C) 7.06 g
• D) 14.1 g

---

Definitions:

Income Statement

A financial report that shows a company's financial performance over a specific period, including revenues, expenses, and profit or loss.

Contribution Margin Ratio

The percentage of sales revenue that exceeds variable costs, indicating how much of each sales dollar is available to cover fixed costs and generate profit.

Tile Manufacturer

A company that specializes in producing tiles for floors, walls, and other surfaces.

Operating Leverage

A financial concept that measures the proportion of fixed costs to variable costs in a company's cost structure, affecting profitability with changes in sales volume.