Which one among the following is the heaviest A) 1 mole of water molecules B)...

Which one among the following is the heaviest

A) 1 mole of water molecules
B) 1 mole of ammonia molecules
C) 1 mole of sodium atoms
D) 1 mole of hydrogen molecules

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D) 1 mole of hydrogen molecules
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The reduction potential of hydrogen half-cell will be negative if :
(1) P(H2)= 2 atm and [H+] = 2.0 M
(2) P(H2)= 1 atm and [H+] = 2.0 M
(3) P(H2)= 1 atm and [H+] = 1.0 M
(4) P(H2)= 2 atm and [H+] = 1.0 M

A) Option 1
B) Option 2
C) Option 3
D) Option 4?

In Chemistry
1 Answers Available
Asked by Fkk on 27th September, 2018