3. Which of the statements below best describes the following reaction?
NI(NO3)2(s) + A — Ni(NO2)2(8) + O2(9)
a. Nickel(II) nitrate decomposes to
nickel(II) nitrite and oxygen gas.
b. Nickel(II) nitrate decomposes to
nickel(II) nitrite and oxygen.
c. Solid nickel(II) nitrate is heated to give
solid nickel(II) nitrite and oxygen gas.
d. Nickel(II) nitrate is heated to give
nickel(II) nitrite and oxygen.
e. Nickel(II) nitrate decomposes with heat.