0.10.3 Practice Exam

• Neutrons and protons have approximately the same mass.

• Neutrons and electrons have approximately the same mass.

• Protons and electrons have the same charge.

• Protons and neutrons have the same charge.

• The second shell is made up of 18 elements.

• The main group elements are found in the s and p subshells.

• The number of valence electrons for an atom can be readily determined from information in the periodic table.

• The molar mass of a compound can be readily determined from information in the periodic table.

• 1; 6; 2 - synthesis

• 2; 6; 2 - synthesis

• 1; 6; 2 - displacement

• 2; 6; 2 - displacement

• V and n

• P and n

• P and V

• V and T

• Directly, same

• Directly, opposite

• Inversely, opposite

• Inversely, same

• About 5 moles

• About 100 moles

• About 10 moles

• About 50 moles

• Meter, gram, hour

• Kilometer, kilogram, minutes

• Millimeter, pounds, days

• Meter, kilogram, seconds

• 180 g/mol

• 410 g/mol

• 295 g/mol

• 201 g/mol