Multiple choice

1. Convert 5.00 x 102 milliliters to quarts. Hint: (1L = 1.06 qt)

A) 1.88 qt 

B) 0.472 qt 

C) 0.528 qt 

D) 4.72 × 105 qt

2. Which of the following are isotopes?

A) 14C and 13C 

B) 14C and 14N 

C) 14N and 14N3- 

D) 12C and 12CO

3. What is the empirical formula for C10H22O2?

A) C10H22O2 

B) C5H11O 

C) C20H44O4 

D) C2H11O 

4. Which one of the following elements is most likely to form a 2+ ion?

A) calcium 

B) carbon 

C) fluorine 

D) oxygen