GaryCarmine
02.11.2019 •
Chemistry
What is the mass of 9.38*10^24 molecules of methanol?
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Ответ:
C = 12
H3 = 3x1 = 3
O = 16
H =1
Total 32g So we know 6.02x10^23 molecules weigh 32g
1 molecule weighs 32/6.02x10^23 g so 9.38*10^24 molecules weighs
9.38x10^24 x (32/6.02x10^23=505g (to 3 sig figs
Ответ:
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explanation: