Four moles of NaNO_(3) when heated to 800^(@) C , totally how many moles of paramagnetic gas molecules liberated ?

Four moles of NaNO_(3) when heated to 800^(@) C , totally how many mol

1.	Four moles of NaNO_(3) when heated to 800^(@) C , totally how many moles of paramagnetic gas molecules liberated ?
Answer» ANSWER :2