Question

Pure substances are made up of single elements or compounds.

Group of answer choices

False

True

Flag question: Question 2
Question 21 pts
(03.06 MC)

Which substance is a heterogeneous mixture?

Group of answer choices

Silver

Shampoo

Cereal

Nickel

Flag question: Question 3
Question 31 pts
(03.06 MC)

What makes a pure substance different from a heterogeneous mixture?

Group of answer choices

The components of a pure substance are mixed unevenly instead of evenly within the pure substance.

The components of a pure substance are single elements or compounds instead of a mixture of compounds.

Insoluble instead of soluble particles are suspended within the pure substance.

Two liquids that normally are not mixable are mixed in a heterogeneous mixture.

Flag question: Question 4
Question 41 pts
(03.06 MC)

A chemical reaction was used to separate a sample into its components. What conclusion about the sample can be formed based on the technique used?

Group of answer choices

It was a compound.

It was a heterogeneous mixture.

It was a pure substance.

It was a homogeneous mixture

Flag question: Question 5
Question 54 pts
(03.06 LC)

Match the term with its description.

Group of answer choices
Pure substance

Consists of a single element or type of compound
Heterogeneous

Mixture that has its different components mixed unevenly within the substance
Homogeneous

Mixture that has its different components mixed evenly within the substance
Solution

Liquid homogeneous mixture in which the solute is distributed evenly within the solvent

Answer 1

Question 1: True

Question 2: Cereal

Question 3: The components of a pure substance are single elements or compounds instead of a mixture of compounds.

Question 4: It was a compound.

Question 5 (matching):
- Pure substance — Consists of a single element or type of compound
- Heterogeneous — Mixture that has its different components mixed unevenly within the substance
- Homogeneous — Mixture that has its different components mixed evenly within the substance
- Solution — Liquid homogeneous mixture in which the solute is distributed evenly within the solvent