An Average Home in Colorado Requires 20 $\rarr$ CO₂(g) + 2H₂O(l) $\Delta$

question 85

Multiple Choice

An average home in Colorado requires 20. GJ of heat per month. How many grams of natural gas (methane) must be burned to supply this energy
CH₄(g) + 2O₂(g) $\rarr$ CO₂(g) + 2H₂O(l) $\Delta$ H ^$\circ$ _rxn= -890.4 kJ/mol

• A) 7.1 * 10^-4 g
• B) 1.4 * 10³ g
• C) 1.4 * 10⁴ g
• D) 2.2 * 10⁴ g
• E) 3.6 * 10⁵ g

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Definitions:

Quasi-Experiments

Research designs that attempt to evaluate cause-and-effect relationships but lack the full control or randomization of true experimental designs.

Field Experiments

Research studies conducted in natural settings outside the laboratory to explore the empirical effects of variables.

Correlational Study

A method of research involving the measurement of two or more variables to determine if there is a relationship between them.

Cause And Effect

The relationship between events or things, where one is the result of the other or others.