A. 40
B. 48
C. 61
D. 101
Correct Answer:
Option A = 40
Explanation
Molar mass of X(HCO3)2 = X+(1+12+(16*3))2=162
=X + (13+48)2=162
X + 122=162
X=162-122
X=40
A. 40
B. 48
C. 61
D. 101
Correct Answer:
Option A = 40
Explanation
Molar mass of X(HCO3)2 = X+(1+12+(16*3))2=162
=X + (13+48)2=162
X + 122=162
X=162-122
X=40
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