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Questions and Answers
What is the unit of moles for pure solids, liquids, and gases?
How is the molar mass (Mr) of a compound calculated?
How many grams make 1 kilogram?
What is Avogadro's constant used for?
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In density calculations, what units are usually used?
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What is the significance of Avogadro's constant?
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What is Avogadro's Number?
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What is the definition of relative atomic mass?
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In chemical calculations at A-level, what is the unit of pressure (P) used in the gas equation PV = nRT?
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Which equation is used for converting moles to mass?
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What is the value of the gas constant R in most calculations?
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When converting temperature from degrees Celsius to Kelvin, what value should be added?
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