Question

question 16 (multiple choice worth 3 points) (06.01r lc) which molecule contains the smallest number of hydrogen atoms? n₂h₄ ai(oh)₃ (nh₄)₂so₄ nh₄no₃

Explanation:

Step1: Count H - atoms in $N_2H_4$

There are 4 hydrogen atoms.

Step2: Count H - atoms in $Al(OH)_3$

There are 3 hydrogen atoms.

Step3: Count H - atoms in $(NH_4)_2SO_4$

There are 8 hydrogen atoms ($2\times4 = 8$).

Step4: Count H - atoms in $NH_4NO_3$

There are 4 hydrogen atoms.

Answer:

B. $Al(OH)_3$