How do you convert 134kj to calories?

1 kilo joule = 0.239006 calories
134 kilo joule = 134 x 0.239006
                      = 32.026804 calories

Answer trigonal pyramidal;

(no3)⁻n has oxidation number x,o has oxidation number -2.(x*1 -2*3) charge of the nitrate ion, and we know that charge of the nitrate ion =-1.so,(x*1 -2*3) =-1x-6=-1x=+5answer a. +5.