Solubility Curves, Acids, and Bases

Front

How much KNO₃ solute is saturated at 40 degrees? Options: 75, 55, 65, 85

Back

65

Front

How much NaBr solute is saturated at 70 degrees?

Back

120

Front

Which solute is MOST likely a gas?

KNO₃

,

NaNO₃

,

KCl

,

Ce₂(SO₄)₃

Back

Ce₂(SO₄)₃

Front

What type of a solution is 60g NaNO₃ at 40ºC in 100g H₂O? Options: Saturated, Unsaturated, Supersaturated

Back

Unsaturated

Front

What type of a solution is 100g KNO₃ at 40ºC in 100g H₂O? Options: Saturated, Unsaturated, Supersaturated

Back

Supersaturated

Front

What type of a solution is 260g sugar at 50ºC in 100g H₂O?

Back

Saturated

Front

When 20 grams of potassium chlorate, KClO₃, is dissolved in 100 grams of water at 80 ºC, the solution can be correctly described as: supersaturated, saturated, unsaturated

Back

unsaturated

Front

Characteristics of a substance: Very bitter taste, Feels slippery to the touch, Produces OH- ions when dissolved in water. In what category would the substance be classified?

Back

base

Front

Which of the following statements is correct?

• Blue litmus paper turns red when placed in a base.
• Red litmus paper turns blue when placed in a base.
• Blue litmus paper stays blue when placed in an acid.
• Red litmus paper stays red when placed in a base.

Back

Red litmus paper turns blue when placed in a base.

Front

Which word pair completes the sentence: _______ are corrosive substances characterized as having a strong smell, a sour taste, and a _______.

Back

Acids; pH less than 7