Chemistry Fall Semester Final

If you poured 3 liquids that do not mix how could you tell which one is the most dense?

• The liquid on top.

• The liquid in the middle.

• The liquid at the bottom.

Tags

density

What is the formula for density?

• density = mass x volume

• density = mass - volume

• density = mass/volume

• density = mass + volume

Tags

density

Because water can dissolve so many substances, it is called the....

• solute

• great dissolver

• universal solvent

• super solution

Tags

water

Why is water called a polar molecule?

• Because it has a positive end and a negative end

• Because it dissolves a lot of substances

• Because it is always very cold

• Because it is essential to life

A container of water in the liquid state is heated to 100° C. At this temperature the water will-

• freeze

• melt

• condense

• boil

Tags

water

What are the three states of matter?

• gas, liquid, mass

• mass, volume, thermal energy

• solid, liquid, gas

• gas, temperature, solids

What is this item?

• graduated cylinder

• test tube

• beaker

• pitcher

Tags

safety equipment

Which thing has the most mass?

• marble

• elephant

• rock

• automobile

A series of steps used by scientists to solve a problem or answer a question.

• scientific method

• recipe

• data collection

• metric system

Tags

NGSS.MS-PS1-2

NGSS.MS-PS2-2

Bleach and oven cleaner are:

• strong acids

• weak acids

• strong bases

• weak bases