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NanomanBest ResponseYou've already chosen the best response.1
You use the atomic mass. Multiply each element by its atomic mass on the periodic table. Then add the totals up.
 one year ago

sara1234Best ResponseYou've already chosen the best response.0
can you please how me all the work i need it for an example so i can see how its done so i can do the rest by my self please?
 one year ago

sara1234Best ResponseYou've already chosen the best response.0
@jim_thompson5910 @Nanoman @Agent_Sniffles @dpaInc @dmezzullo
 one year ago

NanomanBest ResponseYou've already chosen the best response.1
Here are the masses of all the elements in the second chemical compound. potassium  39.0983 u (unified atomic mass units) phosphorus  30.973762 u (unified atomic mass units) oxygen  15.9994 u (unified atomic mass units)
 one year ago

NanomanBest ResponseYou've already chosen the best response.1
From the compound we get, K*3 + P + O*4 = K3PO4 = 39.0983*3 + 30.973762 + 15.9994*4 =212.266262 u. U can be substituted for grams per mole or g/mol.
 one year ago

sara1234Best ResponseYou've already chosen the best response.0
thats all you do so the answer would be 212.266262
 one year ago

sara1234Best ResponseYou've already chosen the best response.0
that seems too easy lol are you sure
 one year ago
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