Which of the following is true of a heterogeneous mixture?

Different samples may not be exactly alike.

It is not possible to separate the various parts of the mixture.

Taking one sample will enable you to determine what it is made of.

The density is the same throughout the entire mixture.

Which one of the following is a TRUE statement?

In the gas state, molecules move around freely.

Liquids do not change shape easily.

Gas molecules move more slowly as they are heated.

Plasma is the most common state of matter found on Earth.

You reacted HCl with Magnesium and you saw bubbles and it got warm. The magnesium "disappeared". What happened?

The elements that reacted were rearranged into new molecules

You broke the law of conservation of mass

Which method(s) below is suitable to obtain salt from a salt solution? (assume we don't want the water)

evaporate the water and crystalize the salt

dissolving the salt in more water

Muddy water is filtered using filter paper and filter funnel. The mud stays on the filter paper. Why does the mud stay on the filter paper?

The particles of mud are too large to pass through the holes in the filter paper.

The mud reacts with the filter paper.

The particles of the water stop the mud going through.

The particles of water make the filter paper wet.

Which of these is a true statement about mixtures?

Mixtures can be separated by physical methods.

Mixtures have fixed melting points.

Components in a mixture lose their original properties.

Mixtures are substances with uniform composition.

Each component in a mixture forms new chemical bonds.

In chemical reactions, what does the principle of conservation of mass mean?

Matter is not created or destroyed.

The total mass of the reactants is greater than the total mass of the products.

The total mass of the reactants is less than the total mass of the products.

If there are 4 H atoms on the reactant side, how many H atoms will be on the product side?

You need more information to answer this question

A chemical reaction is balanced when

Both sides have the same number of atoms

both sides have the same elements

Honors Chemistry - Chapter 2 Matter

Authored by Cristin Calder

Science, English, Chemistry, Other Sciences, Combined science

10th Grade

NGSS covered

Used 4+ times

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MULTIPLE CHOICE QUESTION

20 sec • 1 pt

This diagram represents...

An element

A molecule

A compound

A mixture of elements and compounds

What type of mixture is this?

heterogeneous

homogeneous

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

A substance that contains only one type of atom is a(n)

compound

element

heterogeneous mixture

homogeneous mixture

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is matter?

a pure substance

anything that occupies space and possesses mass

an element

a compound

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following is not a chemical property?

rusting

boiling

rotting

burning

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Honors Chemistry - Chapter 2 Matter

This diagram represents...

What type of mixture is this?

A substance that contains only one type of atom is a(n)

What is matter?

Which of the following is not a chemical property?

sharpening a pencil

flammability of a substance

inflating a tire

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