Author Question: If 14 kg of nitrogen yields 23 kg of nitrogen dioxide, then the percent yield for the reaction is ... (Read 82 times)

jc611 · **on:** Aug 27, 2018

If 14 kg of nitrogen yields 23 kg of nitrogen dioxide, then the percent yield for the reaction is ________.

N2 + 2 O2 2 NO2
A) 100
B) 50
C) 25
D) 12

Question 2

Joseph Priestley discovered oxygen in 1774 by heating mercury(II) oxide. The compound decomposes into its elements. How much oxygen, O2, is produced by the decomposition of 25 g of HgO?

A) 1.8 g
B) 3.7 g
C) 5.5 g
D) none of these