Solubility — Unit test

Question 1

A student is trying to determine if a solution is acidic or basic. She does not have any litmus paper. Which would she most likely use to get a reading on her solution?

Revolt · Accepted Answer

cabbage juice

Question 2

Zora wants to dissolve a solute in a solvent quickly. Which best describes what she should do?

Revolt · Accepted Answer

shake it repeatedly

Question 3

Helen needs to make a supersaturated solution of saltwater. Which describes the best way to make the solution?

Revolt · Accepted Answer

increase the temperature of the solution and add more salt

Question 4

Which separation procedure is most likely to happen?

Revolt · Accepted Answer

Filtering a mixture will separate it into substances.

Question 5

Fred has a large piece of sugar that is not dissolving in his drink. How could he get the sugar chunk to dissolve faster?

Revolt · Accepted Answer

by breaking it up into smaller pieces

Question 6

Hamid made this table to organize his notes on the properties of acids and bases.Which property is in the wrong column?

Revolt · Accepted Answer

form hydrogen gas with metals

Question 7

While playing soccer, Carla slides across one of the lines on the field. When she stands up, what base does she dust off?

Revolt · Accepted Answer

calcium hydroxide

Question 8

Which substance is important in making plastics?

Revolt · Accepted Answer

nitric acid

Question 9

Rolf prepares four solutions using different solutes as shown in the table below.Which solution is unsaturated?

Revolt · Accepted Answer

Solution A

Question 10

Which is a pure substance?

Revolt · Accepted Answer

nitrogen

Solubility — Unit test Answers

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