The Reaction Was Performed in the Lab and 50

question 232

Multiple Choice

The reaction was performed in the lab and 50.1 g of CO₂ was collected from the reaction of 78.1 g of O₂ with 62.4 g of C₄H₁₀. How many grams of the excess reactant are left over. 2 C₄H₁₀ + 13 O₂ → 8 CO₂ + 10 H₂O

• A) 15.7 g
• B) 21.8 g
• C) 28.0 g
• D) 40.6 g
• E) 45.8 g

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Definitions:

Straight-Line Method

A depreciation technique where an asset loses an equal amount of value each year over its useful life.

Payback Period

The duration needed to recoup the expenses of an investment.

Simple Rate of Return

A financial metric used to evaluate the efficiency of an investment or to compare the efficiencies of several investments, calculating net annual profit divided by initial investment cost.

Depreciates Assets

The process of allocating the cost of a tangible asset over its useful life, reflecting wear and tear, deterioration, or obsolescence.