wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Calculate the mass of a formula unit of the complex FeSO4.7H2O in unified atomic mass unit.

A
230 u
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
250 u
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
278 u
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
270 u
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is C 278 u
The atomic mass of iron (Fe) = 56 u, sulphur (S) = 32 u,
Oxygen (O) = 16 u, hydrogen (H) = 1 u

So, the molecular mass of the complex FeSO4.7H2O
=(56+32+11×16+14×1) = 278 u

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
Join BYJU'S Learning Program
CrossIcon