Ca+hno3(к)=ca(no3)2+n2o+h2o

Question

Ca+hno3(к)=ca(no3)2+n2o+h2o

Answer 1

4 Ca+10 HNO3=N2O+4 Ca(NO3)2+5 H2O Са(0) - 2е --> Ca(+2)----4 N(+5) + 4e --> N(+1) ----2