Question

Calculate the mass of 2x10^25 molecules of water.

Answer 1

Answer:

· To find the mass of a one mole of a specific molecule, add the atomic masses of each of its component atoms. You can . follow me ✌️..

Answer 2

Answer:

$moles = \frac{mass}{mw} = \frac{no}{na} \\ \frac{2 \times {10}^{25} }{6.02 \times {10}^{23} } = \frac{mass}{18} \\ mass \: = 600g$

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