Calcium Oxide Reacts with Water in a Combination Reaction to Produce

question 173

Multiple Choice

Calcium oxide reacts with water in a combination reaction to produce calcium hydroxide:
CaO(s) + H₂O(l) → Ca(OH) ₂(s)
A 4.50-g sample of CaO is reacted with 4.34 g of H₂O.How many grams of water remain after the reaction is complete?

• A)0.00
• B)0.00892
• C)2.90
• D)1.04
• E)0.161

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Definitions:

Discount Rate

This is the interest rate used in DCF evaluations to establish the current value of expected future cash inflows.

After-tax Cash Inflows

The amount of money a company receives from its operations after all tax obligations have been paid.

Required Return

The minimum rate of profit expected by investors for assuming the risk of investing in a stock or other types of securities.

Net Present Value

A calculation method used in finance to determine the value of a series of future cash flows in today's dollars, taking into account the time value of money.