CHEM 162 /CHEM 1121 EXAM 5 REVIEW EXERCISES 2022 NEW EXAM STUDY
AHEAD UPDATE
Write the following concentration unit in the form of a conversion factor:
12.5 % (m/m) HCl - 12.5 g HCl = 100 g solution
Write the following concentration unit in the form of a conversion factor: 30.1 % (v/v) ethanol - 30.1 mL
ethanol = 100 mL solution
Write the following concentration unit in the form of a conversion factor: 2 % (m/v) acetaminophen - 2 g
acetaminophen = 100 mL solut
Write the following concentration unit in the form of a conversion factor: 14.2 m KCl - 14.2 mol KCl = 1
kg water
Write the following concentration unit in the form of a conversion factor: 0.56 mole fraction of Na+ -
0.56 mol KCl = 1 mol solution
Write the following concentration unit in the form of a conversion factor: 25.7 M NaCl - 25.7 mol NaCl =
1 L solution
Identify the polarity and the intermolecular forces of attraction present in the ammonium cation (Image
given on flip side) - Nonpolar: Induced dipole IFofA
Identify the polarity and the intermolecular forces of attraction present in H2Se. Image is given on flip
side. - Polar; Induced dipole and dipole-dipole IFofA
Identify the polarity and the intermolecular forces of attraction present in H2O. Image is given on the
flip side - Polar: Induced dipole, dipole-dipole and H-bonding
Identify the polarity and the intermolecular forces of attraction present in CH4. Image is given on the flip
side - Nonpolar: Induced dipole only
AHEAD UPDATE
Write the following concentration unit in the form of a conversion factor:
12.5 % (m/m) HCl - 12.5 g HCl = 100 g solution
Write the following concentration unit in the form of a conversion factor: 30.1 % (v/v) ethanol - 30.1 mL
ethanol = 100 mL solution
Write the following concentration unit in the form of a conversion factor: 2 % (m/v) acetaminophen - 2 g
acetaminophen = 100 mL solut
Write the following concentration unit in the form of a conversion factor: 14.2 m KCl - 14.2 mol KCl = 1
kg water
Write the following concentration unit in the form of a conversion factor: 0.56 mole fraction of Na+ -
0.56 mol KCl = 1 mol solution
Write the following concentration unit in the form of a conversion factor: 25.7 M NaCl - 25.7 mol NaCl =
1 L solution
Identify the polarity and the intermolecular forces of attraction present in the ammonium cation (Image
given on flip side) - Nonpolar: Induced dipole IFofA
Identify the polarity and the intermolecular forces of attraction present in H2Se. Image is given on flip
side. - Polar; Induced dipole and dipole-dipole IFofA
Identify the polarity and the intermolecular forces of attraction present in H2O. Image is given on the
flip side - Polar: Induced dipole, dipole-dipole and H-bonding
Identify the polarity and the intermolecular forces of attraction present in CH4. Image is given on the flip
side - Nonpolar: Induced dipole only
