Which measurement gives a good indication of the type of fuel being used for energy?

Name: Which measurement gives a good indication of the type of fuel being used for energy?
Brand: Quizplus
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Question

Quizplus · Accepted Answer

The RQ, also known as the respiratory exchange ratio, is the measurement between oxygen inhaled and carbon dioxide eliminated. The formula is RQ = CO₂ eliminated/O₂ absorbed and is measured during a VO₂ max test. The RQ helps determine what type of fuel is being used for energy.

Which Measurement Gives a Good Indication of the Type of Fuel