Unit 1: Intro to Chemistry

Question 1

When the volume of a rigid container increases, gas particles will get larger to fill the space.

Accepted Answer

False

Question 2

Which element has the chemical symbol K?

Accepted Answer

Potassium

Question 3

How many oxygen atoms are in the chemical formula 3Sr(NO3)2?

Accepted Answer

18

Question 4

Which state of matter is highest in energy?

Accepted Answer

Gas

Question 5

When the volume of a rigid container increases, gas particles will spread out from each other to fill the space.

Accepted Answer

True

Question 6

What is the chemical symbol for lead?

Accepted Answer

Pb

Question 7

μs stands for microseconds

Accepted Answer

True

Question 8

There are 1000 nanograms in one microgram

Accepted Answer

True

Question 9

What is the SI unit for mass?

Accepted Answer

kilograms

Question 10

What is the chemical symbol for copper? Check your periodic table!

Accepted Answer

Cu

Question 11

What is the SI unit for length?

Accepted Answer

meters

Question 12

Which of the following is something that chemists study?

Accepted Answer

atoms, molecules, energy, chemical reactions

Question 13

Which state of matter has a fixed shape and volume?

Accepted Answer

solid

Question 14

There are 1000 micrometers in one centimeter

Accepted Answer

False

Question 15

How many millimeters are in a centimeter?

Accepted Answer

10

Question 16

How many grams are in a kilogram?

Accepted Answer

1000

Question 17

How many sulfur atoms are in one formula unit of Al2(SO4)3?

Accepted Answer

3

Question 18

All matter has…

Accepted Answer

volume and mass

Question 19

Who is your favorite chemistry teacher?

Accepted Answer

Ms. Dandridge

Question 20

What is the SI unit for time?

Accepted Answer

Seconds

Question 21

Which state of matter will expand to fill its container?

Accepted Answer

gas

Questions 21