Chemistry, 24.08.2019 23:50 mzyjohnson47
Hydrogen is 99% h-1, 0.8% h-2 , and 0.2 h-3. calculate its average atomic mass
Answers: 1
Chemistry, 22.06.2019 20:10
Insoluble sulfide compounds are generally black in color. which of the following combinations could yield a black precipitate? check all that apply. na2s(aq)+kcl(aq) li2s(aq)+pb(no3)2(aq) pb(clo3)2(aq)+nano3(aq) agno3(aq)+kcl(aq) k2s(aq)+sn(no3)4(aq)
Answers: 1
Hydrogen is 99% h-1, 0.8% h-2 , and 0.2 h-3. calculate its average atomic mass...
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