The chemical reaction shown above takes place in a closed system. what is true about the system while the reaction occurs? a. the total number of particles in the system decreases. b. the total mass of the particles in the system stays the same. c. the total mass of the particles in the system increases. d. the total number of particles in the system increases.
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Suppose that a certain fortunate person has a net worth of $71.0 billion ($7.10×1010). if her stock has a good year and gains $3.20 billion (3.20×109) in value, what is her new net worth?
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The chemical reaction shown above takes place in a closed system. what is true about the system whil...
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