An oxide of the element contains 20% O2 by weight. Calculate the equivalent weight of the element.
8
16
32
12
Maximum number of molecules of CH3I that can react with a molecule of CH3NH2 are
3
4
2
1
A.
3
Maximum number of molecules of CH3I that can react with a molecule of CH3NH2 are 3.
In which of the following process, maximum increase in entropy is observed?
Melting of ice
Sublimation of napthalene
Condenstaion of water
Dissolution of salt in water
Considering the reaction C (s) + O2 (g) → CO2 (g) + 393.5 kJ the signs of H, S and G respectively are
+, -, -
-, +, +
-, -, -
-, +, -