Semester 1 Mid Exam Honors

Which of the following is an extensive property of matter?

• melting point

• volume

• boiling point

• density

Which of the following is an intensive physical property of matter?

• mass

• color

• volume

• length

How many significant digits are in 4506890000

• 4

• 5

• 6

• 10

How many individual atoms are in one formula unit of CuCl₂?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

How many atoms Fluorine are in one molecule of CF₄?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

Which term describes the amount of matter in an object?

• mass

• volume

• length

• density

Tags

NGSS.HS-PS1-7

An atom is

• the smallest unit of matter that maintains its chemical identity

• the smallest unit of a compound.

• always made of carbon.

• smaller than an electron.

Tags

NGSS.MS-PS1-1

Which of the following is not a physical change?

• burning

• boiling

• cutting

• grinding

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

A chemical change occurs when

• runny eggs become hard when cooked..

• salt deposits form from evaporated seawater.

• dissolved minerals solidify to form a crystal.

• ethanol is purified through evaporation and condensation in distillation.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

A state of matter in which a material has no definite shape but has a definite volume is the ____ state.

• gas

• solid

• liquid

• plasma