Question

What is the gram formula mass of K2CO3?
A) 147
B) 138
C) 129
D) 116

Answer 1

ĀNSWĒR ⏬⏬

 B) 138 

 

K (Potassium) = 39 g

C (Carbon) = 12 g

O (Oxygen) = 16 g

 

Hence, that of K2CO3 = 39(2) + 12 + 16(3)

= 78 + 12 + 48

= 138.


THANKS ✌☺


# NAVI ❤ HARYANVI ♠

Answer 2

Answer =>>> option B

138