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What is the mass of 0.513 mol Al_(2)O_(3) Give your answer to the correct number of significant figures. (Molar mass of Al_(2)O_(3)=102.0g/mol) 0.513 mol Al_(2)O_(3)=square gAl_(2)O_(3)

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Giải pháp

4 (341 Votes)
Alexander Flynn Elite · Tutor for 8 years

Answer

Explanation

1. Multiply moles by molar mass Use .2. Calculate the mass 3. Round to correct significant figures Both values have 3 significant figures, so round to 3 significant figures.