Physical and Chemical Properties

You have the mass and volume of 4 mystery liquids. You are asked to identify the mystery liquid with a density of 4g/cm3. Which mystery liquid is it?

• W

• X

• Y

• Z

What does it mean for something to be a pure substance?

• It is made of ONLY 1 type of atom or molecule.

• It is made of AT LEAST 2 different molecules.

• It must be made of ONLY 1 state of matter.

• It must be made of AT LEAST 2 states of matter.

Tags

NGSS.MS-PS1-4

Which of the following is NOT a sign of a chemical reaction?

• A color change

• A temperature change

• A phase change

• Production of bubbles

Tags

NGSS.MS-PS1-2

In your hands you have 1 of the 4 metals listed on the table. Here is what you know about the metal:

1. It is a good conductor of electricity.

2. It has a density of more than 7g/cm3.

3. It has a melting point of over 500 degrees celsius.

Which metal do you have in your hand?

• Zinc

• Lead

• Tin

• Iron

Tags

NGSS.MS-PS3-3

You had 10g of white powder to 20g of clear liquid. After you mix them, the total mass of both is 15g. Is this a sign of a chemical reaction?

• Yes

• No

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

You have a substance in your possession. You know it has a volume of 8.4cm3 and a mass of 44.69g. Which substance do you have?

• Germanium

• Iron

• Lead

• Mercury

Which of the following are physical properties? Choose all that apply.

• Color

• Density

• Conductivity

• Malleability

Which of the following are examples of chemical properties? Choose all that apply.

• Flammability

• Toxicity

• Acidity

• Reactivity

How is a pure substance different than a mixture?

Which of these are also physical properties?

• Melting Point

• Boiling Point

• Solubility

• State of Matter

Tags

NGSS.MS-PS1-4