How many hydrogen atoms in a #250*g# mass of water?
2 Answers
Oct 6, 2017
There are
Explanation:
.....and HALF this number of
Note that our calculation gave a dimensionless number, as required by the question.
Oct 6, 2017
Explanation:
Glass contains
Molar mass of water
#=>"Molecules of of water"=(N_A*"Mass")/"Molar mass"#
#2/3 " of " 8.36times10^24=2/3 times 8.36times10^24#
#=5.57times10^24# atoms of Hydrogen