Examlex
At STP,which sample contains twice the number of molecules found in 4.00 L of hydrogen gas?
Dollar
The official currency of several countries, including the United States, and a standard unit of currency in international markets.
Expensive
Having a high price or cost; being relatively overpriced in comparison to value.
Marginal Utility
The additional satisfaction or benefit gained from consuming one more unit of a good or service.
Dozen Oysters
A quantity or unit measure referring to a group of twelve oysters.
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