Calculate the Volume of Hydrogen,measured at 19°C and 688 Torr,that

question 20

Multiple Choice

Calculate the volume of hydrogen,measured at 19°C and 688 torr,that will be produced from 0.45 g of sodium in the reaction 2 Na(s) + 2 H₂O( ) → 2 NaOH(aq) + H₂(g) .

• A)1.9 × 10² mL
• B)2.1 × 10² mL
• C)2.3 × 10² mL
• D)2.6 × 10² mL
• E)1.0 × 10³ mL

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Definitions:

Operating Income

Income from a company’s everyday business operations, calculated before taxes and interest.

Absorption Costing

A costing method that includes all manufacturing costs - direct materials, direct labor, and both variable and fixed overhead - as part of the cost of a produced unit.

Unit Product Cost

The total cost, including materials, labor, and overhead, divided by the number of units produced.

Year 2

Refers to the second year of a time-related context or sequence, not a standalone key term without additional context.