Question

Find the number of moles of argon in 452 g of argon. Please round final answers to the tenth position, one place after the decimal.

Answer 1

Use\[mol=\frac{ given mass }{ molar mass }=\frac{ 452 }{ 39.9}=11.3mol\]

Answer 2

39 is the relative atomic mass of argon

Answer 3

- this value in grams is the molar mass

Answer 4

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