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How many milliliters of a stock solution of 11.1 M HNO3 would be needed to prepare 0.500 L of 0.500 M HNO3?
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The total amount of money spent by households in an economy on goods and services.
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An increase in the value of a currency in terms of other currencies.
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The official currency used by 19 of the 27 European Union countries, also known as the eurozone.
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A currency unit used by the United States and other countries, represented by the symbol $, and used as a standard monetary unit in international transactions.
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