(a) How many atoms are present in 0.11 mol argon (symbol Ar)? (b) How many moles are...
Question:
(a) How many atoms are present in 0.11 mol argon (symbol Ar)?
(b) How many moles are present in 2.67 × 1023 molecules of N2H4? Strategy In both parts, the unit conversions come from the definition of the mole: 1 mol Ar = 6.022 × 1023 atoms Ar, and 1 mol N2H4 = 6.022 × 1023 molecules of N2H4.
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a We know that 1 mol Ar 6022 10 23 atoms argon use this equality to calculate the number of a...View the full answer
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Related Book For
Chemistry Principles And Practice
ISBN: 9780534420123
3rd Edition
Authors: Daniel L. Reger, Scott R. Goode, David W. Ball
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