Calcium Oxide Reacts with Water in a Combination Reaction to Produce

question 123

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 5.00-g sample of CaO is reacted with excess water and 6.11 g of Ca(OH) ₂ is recovered.What is the percent yield in this experiment?

• A)122
• B)1.22
• C)7.19
• D)92.5
• E)81.9

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Definitions:

Short-Run Equilibrium

The condition where supply and demand are balanced at a particular level of output and price over a short period.

Pure Monopolists

Entities that entirely dominate an industry or sector, with no competition due to unique products, control of resources, or significant barriers to entry.

Price Takers

Entities in a market that accept the prevailing prices for its goods or services, having no power to influence the market price.