Answer:169.87 g/mol
Explanation: (107.87 +14.007 + (3 x 15.999))= 169.874
a balanced chemical equation occurs when the number of the atoms involved in the reactants side is equal to the number of atoms in the products side.
Well February 29 is a date that usually occurs every 4 years and this is called a leap year.This day is added to the your calendar in leaps years as a corrective measure because the Earth does not orbit the sun in precisely 365 days! hope it helps and have a great day!