Calcium Oxide Reacts with Water in a Combination Reaction to Produce

question 107

Multiple Choice

Calcium oxide reacts with water in a combination reaction to produce calcium hydroxide: CaO (s) + H₂O (l) → Ca(OH) ₂ (s)
In a particular experiment,a 2.00-g sample of CaO is reacted with excess water and 2.14 g of Ca(OH) ₂ is recovered.What is the percent yield in this experiment?

• A)107
• B)1.07
• C)2.88
• D)81.1
• E)93.3

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Definitions:

Investment Demand

The total demand for goods and services within an economy that represents an investment by businesses or individuals.

Say's Law

An economic theory proposing that supply creates its own demand, implying that production drives economic growth.

Keynesians

Economists and followers of the economic theories of John Maynard Keynes, who advocated for government intervention to manage economic cycles.

Aggregate Demand

The full quantum of desire for goods and services within an economic realm, set against a particular overarching price level for a fixed duration.