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stiks02 [169]
2 years ago
5

How many molecules are there in 322 grams of Cu(NO3)2

Chemistry
1 answer:
mr_godi [17]2 years ago
3 0
<span>cu=1*63g=63g 
n=2*14g=28g 
o=6*16g=96g 
total=187g/mol 
122(1 mol/187)(6.02*10^23)= 3.92*10^23 </span><span>
</span>
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