Matter and Density

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1 point

I have 10 grams of NaCl (salt), and I determine its density. How will the density change if I find the density of 5 g of salt?

Density will stay the same

Density will double

Density will quadruple

Density will be cut in half

1 point

Find the mass of a block of gold that has a density of 19.3 g/ml and a volume of 10 mL

.51 g

1930 g

1.93 g

193 g

1 point

What is the smallest unit (or building blocks) of matter?

atoms

molecules

solvent

solution

1 point

What is the mass of an object?

Volume

smallest particle of matter

Amount of matter

Amount of space an object takes up

1 point

What are the Units used for Mass?

g/mL

1 point

What kind of change occurs when a substance becomes a different substance?

Chemical change

Physical change

phases of matter

Phase change

1 point

A ______________ is a mixture in which something is dissolved into a solvent

solution

compound

matter

atom

1 point

How do I know if an object will float?

The density is greater than 0

The density is less than 1

the density is greater than 1

The density is less than 0

1 point

In a gas, the particles are

have limited space, but move quickly

bounce off each other with a lot of space between them

spread out and move quickly

lots of particles in a fixed space

10.

1 point

Anything that takes up space and has mass is...

Mass

Volume

Matter

Density

11.

1 point

What is the formula for density?

D=MV

V=DM

D=V/M

D=M/V

12.

1 point

Which of the following is not a an example of a physical property

melting point

flammability

density

shape

13.

1 point

Which of the following is a Chemical Property?

Boiling point

Volume

Density

Flammability

14.

1 point

How can you find the volume of an irregular- shaped object?

measure the object to determine volume

water displacement method

determine density

weigh the object

15.

1 point

Find the density of an object that has a Mass of 20 g and a volume of 10mL

0.5 g/mL

1g/mL

2 cm3

2 g/mL

16.

1 point

What is it called when an object changes from a solid to a liquid

Phase change

sublimation

State of Matter

Chemical change

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