A group of students investigated the solubility of different substances in water. (i) What term is used to describe a liquid, such as water, which is used to dissolve substances? (ii) While investigating the solubility of copper sulfate in water, the students found that after adding a large mass of copper sulfate to the water, some of it did not dissolve, even after shaking and stirring. What term is used to describe a solution that contains as much dissolved material as possible? (iii) Outline the step the students could have taken to make more of the copper sulfate dissolve.

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A group of students investigated the solubility of different substances in water - Junior Cycle Science - Question b - 2016

Question b

A group of students investigated the solubility of different substances in water. (i) What term is used to describe a liquid, such as water, which is used to disso... show full transcript

Worked Solution & Example Answer:A group of students investigated the solubility of different substances in water - Junior Cycle Science - Question b - 2016

Step 1

What term is used to describe a liquid, such as water, which is used to dissolve substances?

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The term used to describe a liquid that dissolves substances is solvent.

Step 2

What term is used to describe a solution that contains as much dissolved material as possible?

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The term used to describe a solution that contains as much dissolved material as possible is saturated.

Step 3

Outline the step the students could have taken to make more of the copper sulfate dissolve.

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Answer

To make more copper sulfate dissolve, the students could have heated the solution or added more water (solvent).

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A group of students investigated the solubility of different substances in water - Junior Cycle Science - Question b - 2016

Worked Solution & Example Answer:A group of students investigated the solubility of different substances in water - Junior Cycle Science - Question b - 2016

What term is used to describe a liquid, such as water, which is used to dissolve substances?

What term is used to describe a solution that contains as much dissolved material as possible?

Outline the step the students could have taken to make more of the copper sulfate dissolve.

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