Chemistry

Chemistry, 01.09.2019 10:30, zamawi17

Easy chemistry ?
give the number of each kind of atom in the following formula units or molecules
a. 5nacl i put na=5 cl=5 ? ?
b. ca(oh)2 i put ca=1 oh=2 ? ?
c. hc2h3o2 i put c=2 h=4 o=4
d.4li2o i put li=8 o=4

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