Answer to Question #114240 in General Chemistry for Daniel

Question

2.125 g of HNO3 will react with how many grams of copper?

Answer 1

Cu + 4HNO₃ → Cu(NO₃)₂ + 2NO₂ + 2H₂O;

Proportion: m(Cu)/Mr(Cu)=m(HNO₃)/4*Mr(HNO₃);

m(Cu)=m(HNO3)*Mr(Cu)/4*Mr(HNO3)=2.125*64/4*63=0.539 g

Answer: 0.539 g