(a) If 3.2 g of O2(g) is consumed in the reaction with excess NO(g), how many moles of NO2(g) are produced?

what's the question?

explanation:

we can conclude that the melting point of table salt is above room temperature (it's actually 801 deg c). the melting point of mercury must be below room temperature (- 39 deg c).

i would say b

explanation:

but i think i would need more information than that

the maximum mass of nh3 is nh3 in grams