Question #f28fb

1 Answer
Oct 22, 2016

Answer:

#14.82%#, rounded to two decimal places.

Explanation:

Chemical formula of Calcium bicarbonate, also called calcium hydrogen carbonate is #"Ca(HCO"_3)_2#
Using Average Atomic weights we see that
Molar mass is #=40.078+2xx1.0079+2xx12.011+6xx15.999#
#=162.1098 "g mol"^-1#
#:.# Percentage of carbon #=24.022/162.1098xx100#
#=14.82%#, rounded to two decimal places.