Answer to Question #180822 in General Chemistry for Sadie Dancy

Question #180822

How many grams of H2 will be released if 13.87g of Cu reacts according to the rxn

Cu+2HNO3 > Cu(NO3)2+H2


1
Expert's answer
2021-04-16T04:59:53-0400

Number of Copper moles=13.87/64=0.2167

The mole of CU:H2=1:1=0.2167:0.2167

Mass of the hydrogen gas produced=0.2167x2=0.4334 grams



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