3 circle the choice that contains the least atoms a 8

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3) Circle the choice that contains the least atoms. a) 8 g of H 2 b) 8 g of O 2 c) both the same
4) For the generic reaction below, 16 moles of C were produced. How many moles of B had to react to produce the 16 moles of C? 3A + 2 B 5 C + 6 D
5) Gold compounds have been used to combat rheumatoid arthritis. Which of the following gold salts is water soluble?
6) I am a strong acid that loves to react explosively with organic material. I can be used to make TNT and gun cotton. 3
7) The name of the element Si is: a) silicone b) silicium c) singmastium d) silicon e) sindium
8) The name of the compound Hg(ClO 2 ) 2 is:
9) Which of the following acid formulas is not correct? 4
10) Which area is the smallest?
11) The oxidation number of Se in Na 2 SeO 3 is _____ . a) 4 b) -4 c) 2 d) 3 e) can’t be determined
12) How many electrons does the ion N 2 H 5 + possess?
13) 5 kg of compound X is 15% nitrogen. 1 kg of compound X is composed of:

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