A Careless Student Who Was Instructed to Combine 4 $\rightarrow$ Na₂SO₄(aq) + H₂S(g)
A) 0

question 64

Multiple Choice

A careless student who was instructed to combine 4.00 g of sodium sulfate with a solution containing 10.0 g of H₂SO₄ (98.08 g/mol) instead combined 4.00 g of sodium sulfide (78.05 g/mol) with the acid. The acid reacted with the sodium sulfide, according to the following reaction, to produce the foul-smelling and highly toxic hydrogen sulfide gas. How many moles of hydrogen sulfide gas were produced?
Na₂S(s) + H₂SO₄(aq) $\rightarrow$ Na₂SO₄(aq) + H₂S(g)

• A) 0.154 mol
• B) 0.102 mol
• C) 0.0512 mol
• D) 0.0257 mol
• E) 0.0315 mol

Recognize the concepts of direct disposal costs, days' sales in inventory, and the importance of inventory valuation disclosure.

Understand the principle and effect of the lower of cost or market inventory valuation method.

Appreciate the consequences of inaccurate inventory reporting on financial performance and owner's equity.

Understand the self-correcting nature of inventory errors over time.

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Definitions:

Indirect Labor

Labor costs not directly tied to the production of goods or services, such as maintenance staff and supervisors.

Work in Process

Goods partially completed in manufacturing, not yet ready for sale.

Raw Materials

The basic materials from which a product is made, used in the early stages of the production process.

Work in Process

Inventory that includes materials that have been partially completed, but not yet ready for sale.