How many hydrogen atoms are present in 3.42 kg of C3H7NH2(l)?

Explanation:

From the given information:

mass = 3.42 kg = 3420 g

molar mass of = 59 g

Number of moles of  

Number of moles of

= 57.966

number of hydrogen atoms present =

where;

number of hydrogen atoms present

each chemical family is represented as a group or column on the periodic table. based on chemical properties, there are 6 types of chemical families. group 1 represents alkali metals, group 2 represents alkaline earth metals, groups 3 to 12 represent transition metals, groups 13 to 16 represent non-metals and other metals, group 17 represents halogens and group 18 represents noble gases.