Mixtures

Question 1

Julie takes a cold glass of clear, colorless liquid out of the refrigerator and puts it on the table. As the liquid warms up to room temperature, Julie sees bubbles of gas form in the liquid and rise to the surface.Which conclusion is best supported by Julie’s observations?

Revolt · Accepted Answer

The liquid is a mixture because it has a gas dissolved in a liquid.

Question 2

Which is a property of every heterogeneous mixture?

Revolt · Accepted Answer

The characteristics of the mixture change within a sample.

Question 3

Eli states that sodium phosphate is a mixture because it is composed of both sodium ions and phosphate ions.Which is the best analysis of Eli’s statement?

Revolt · Accepted Answer

It is incorrect because sodium phosphate is a compound that has a single composition.

Question 4

Which is a characteristic of colloids?

Revolt · Accepted Answer

are made up of at least two substances

Question 5

Which would most likely form a homogeneous mixture?

Revolt · Accepted Answer

a pinch of sugar mixed with a cup of water

Question 6

elementpure substancemixturesolution

Revolt · Accepted Answer

pure substance

Question 7

Which material is the least likely to be recognized as a mixture by looking at it under a microscope?

Revolt · Accepted Answer

a homogeneous mixture

Question 8

Dominic made the table below to organize his notes about mixtures.What mistake did Dominic make?

Revolt · Accepted Answer

Although it is possible to have more than one state, it is also possible to have only one state.

Question 9

Which is a property of every mixture?

Revolt · Accepted Answer

One substance can be separated from another through physical means.

Question 10

Hana fills a cup with sandy ocean water. She pours the mixture through a filter. What does she collect that passes through the filter?

Revolt · Accepted Answer

a solution of salt in water

Mixtures Answers

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