need help with chemistry

Question

If 5.78 moles of calcium nitrite reacts with excess cesium, how many moles of cesium nitrite can be made?

Answer 1

Ca(NO3)2 + 2Cs ==> 2CsNO3 + Ca

5.78 moles Ca(NO3)2 x 2 mol CsNO3 / mol Ca(NO3)2 = 11.6 moles CsNO3 can be made