Question

calculate the number of molecule present in 0.5 mole of water​

Answer 1

Answer:

Explanation:

water=2+16=18

m=M/m1

M=18*0.5=9

Answer 2

Answer:

Explanation:

mole = 0.5 = N/NA

N = no. of molecule

NA = avogadro number = 6.023 x 10^23

N/NA = 0.5

N = 0.5 x 6.023 x 10^23

N = 3.0115 x 10^23

i hope it will help you

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