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Solutions Properties Quiz

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Questions and Answers

What factor affects the solubility of a gas in a liquid?

Pressure (correct)

Temperature

Polarity

Molecular weight

What type of molecule increases solubility in water?

Non-polar molecules

Molecules with more C atoms

Molecules with more -OH groups (correct)

Network solids

Why do network solids not dissolve?

They have high molecular weight

They have more -OH groups

Strong intermolecular forces are not reestablished in any solution (correct)

They are non-polar

What happens to the solubility of CO2 as the partial pressure decreases?

The solubility of CO2 decreases Signup and view all the answers

What happens to the solubility of gases as temperature increases?

Gases get less soluble Signup and view all the answers

What happens to the solubility of solids as temperature increases?

Solubility generally increases Signup and view all the answers

What is the effect of the number of carbon atoms in a chain on solubility in water?

The more C atoms, the less soluble in water Signup and view all the answers

What is the concept that explains solubility based on polarity?

Like dissolves Like Signup and view all the answers

What is a solution?

A homogeneous mixture of solute and solvent Signup and view all the answers

What happens during the dissolution of NaCl in water?

NaCl dissociates into Na+ and Cl-, and ion-dipole forces form with water molecules Signup and view all the answers

What is the defining characteristic of a saturated solution?

Crystallization and dissolution are in equilibrium Signup and view all the answers

Why are water and ethanol miscible?

Both pure liquids have broken hydrogen bonds, which are re-established in the mixture Signup and view all the answers