Goc + mole concept
Dear student,
Question no. 2
Eq. Mass = 32
Valency of Metal = 2 (because it is bivalent)
Therefore, Atomic Mass = Equivalent Mass x Valency
= (32 x 2) = 64
Now, Molar Mass of M(NO3)2 = Molar Mass of [M + 2(N) + 2(3O)] = [64 + (2 x 14) + (2 x 3 x 16)]
= 64 + 28 + 96 = 188
Question no. 4
For remaining queries we request you to post them in separate threads to have rapid assistance from our experts.
Regards
Question no. 2
Eq. Mass = 32
Valency of Metal = 2 (because it is bivalent)
Therefore, Atomic Mass = Equivalent Mass x Valency
= (32 x 2) = 64
Now, Molar Mass of M(NO3)2 = Molar Mass of [M + 2(N) + 2(3O)] = [64 + (2 x 14) + (2 x 3 x 16)]
= 64 + 28 + 96 = 188
Question no. 4
For remaining queries we request you to post them in separate threads to have rapid assistance from our experts.
Regards