A) It has 6 protons in its nucleus.

B) It has 12 neutrons in its nucleus.

C) It has 6 electrons orbiting the nucleus.

D) Its atomic number is 6.

E) Its atomic weight is 12.

Using the information in Table 2.1, calculate the molecular weight of ethanol, C2H5OH.

A) 96

B) 46

C) 34

D) 33

E) The answer cannot be determined.

3) Antacids neutralize acid by the following reaction. Identify the salt in the following equation:

Mg(OH)2 + 2HCl → MgCl2 + H2O

A) Mg(OH)2

B) HCl

C) MgCl2

D) H2O

E) None of the answers is correct.