Chemistry

Chemistry

Problem

Study the following table: Which two compounds have least weight of oxygen (molecular weights of compounds are given in brackets)
Compound (M.Wt.)Weight of compound in g. taken
I) CO2CO_2 (44)4.4
II) NO2NO_2 (46)2.3
III) H2O2H_2O_2 (34)6.8
IV) SO2SO_2 (64)1.6
&emsp;1) II & IV<br>&emsp;2) I & III<br>&emsp;3) I & II<br>&emsp;4) III & IV 1) II & IV 2) I & III 3) I & II 4) III & IV

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