Choose the correct options for the following questions.
What is the number of protons in one molecule of $SO_{3}$
Difficulty: Easy
A:
64
B:
40
C:
32
D:
24
The mass of one mole of iodine:
Difficulty: Easy
A:
245g
B:
127g
C:
74g
D:
53g
Which will weigh more?
Difficulty: Easy
A:
2 mol $C0_{2}$
B:
2 mol $0_{2}$
C:
2 mol $N_{2}$
D:
1 mol $0_{3}$
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