Which of the following gases has the lowest rate of diffusion under the same condition? [H = 1.00; He = 4. 00; O = 16.0; CI = 35.5]
A. CI2 B. H2 C. He D. O2 Correct Answer: Option A A. CI2The oxidation number of Fe in [Fe(CN)6]3- is?
A. +3 B. +2 C. -2 D. -3 Correct Answer: Option A A. +3The postulate that molecules are in constant random motion best explains why liquids?
A. can undergo solidification B. maintain their volumes C. are incompressible D. have no characteristic shape Correct Answer: Option A A. can undergo solidificationAt ordinary temperature H2O is a liquid while H2S is a gas. This is because H2O has?
A. weak intermolecular forces holding its molecules together B. strong hydrogen bonds holding its molecules together C. induced dipole-induced dipole forces between its molecules D. ionic force between its molecules Correct Answer: Option B B. strong hydrogen bonds...Products
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