How much will it take 23g. nitric oxide (IV).

We find the molar mass of the substance:
M (NO2) = 14 + 32 = 46 (g / mol)
We find the amount of substance:
n (NO2) = 23/46 = 0.5 (mol)
Find the volume of the substance:
V (NO2) = 22.4 * 0.5 = 11.2 (l)



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