What salt is formed in the reaction of zinc with nitric acid? Write the formula of the salt. formula?

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true

For the reaction shown, calculate how many moles of no2 form when each of the following completely reacts. 2n2o5(g)→4no2(g)+o2(g) part a 1.0 mol n2o5 express your answer using two significant figures. nothing mol m o l request answer part b 5.4 mol n2o5 express your answer using two significant figures.