If the Stopper Is Removed from a Tube Before Centrifugation

question 16

Multiple Choice

If the stopper is removed from a tube before centrifugation, what effect will this have on the carbon dioxide and pH levels in the sample?

• A) A decrease in CO₂ and an increase in pH
• B) A decrease in CO₂ and a decrease in pH
• C) An increase in CO₂ and an increase in pH
• D) An increase in CO₂ and a decrease in pH

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