What Are the Products of the Following Reaction
CaH₂(s) $\rarr$ A) Ca²⁺(aq) + 3H₂(g) + O₂(g)
B) 2CaOH(s) + H₂(g)

question 77

Multiple Choice

What are the products of the following reaction
CaH₂(s) + 2H₂O(l) $\rarr$

• A) Ca²⁺(aq) + 3H₂(g) + O₂(g)
• B) 2CaOH(s) + H₂(g)
• C) CaO(s) + 3H₂(g)
• D) Ca(OH)₂(s) + 2H₂(g)
• E) CaO(s) + 6H⁺(aq)

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Definitions:

Mortality Rate

A measure of the number of deaths in a particular population, scaled to the size of that population, per unit of time.

Total Death Rate

The number of deaths per year per 1,000 people in a population, which is a basic demographic indicator of the level of mortality in a community or society.

Sex Ratio

The demographic concept expressing the number of males per hundred females in a given population.

Life Expectancy

The average period that an individual is expected to live, based on statistical measures of mortality patterns.