Atom Structure
Properties of Matter
Atomic Mass & Mass Number
Sig Figs and Scientific Notation
Mole Conversions
100

What are the three subatomic particles of an atom?

Protons, Neutrons, and Electrons

100

True or False: Liquids have a definite shape and volume.

False

100

What is the Atomic Mass of Iridium?

192.217 g

100

How many significant figures are in 2,033,408,000?

7

100

What is the molar volume for 1 mole?

22.4L

200

Define the word Isotope and provide an example

Same proton different neutrons. Same element different atomic mass, (EX: Carbon-12 Carbon-13)

200

Ripping a piece of paper is a physical or chemical change?

Physical change

200

What is the most abundant isotope for Molybdenum?

Molybdenum-96

200

Write this number in scientific notation: 0.0000000049

4.9x10-9

200

1 mole = how many particles?

6.022x1023 particles

300

What is the identity of the element if it has 72 Protons, 75 Electrons, and 81 Neutrons

Hafnium

300

What does it mean to be aqueous? Provide an Example

Something that can dissolve in water or liquid. (EX: Saltwater)

300

There are 2 isotopes named isotope A and Isotope B, what is the percent abundance of isotope A if there are 13 A's and 42 B's? Round to the tenths place

23.6%

300

How many significant figures are in 101.0800

7

300

How many moles are in 22.1L of Hydrogen gas at STP? Round to right sig figs!

0.99 mol

400

Draw the complete chemical symbol for an element with 34 Protons, 31 Electrons, and 35 Neutrons

Draw the thing

400

What are 3 of the 5 signs of a chemical change?

Odor, Forming a precipitate/solid, fizzing bubbles, color change, and change in temperatue

400

Calculate Atomic Mass based on chart drawn by teacher. INCLUDE UNITS!

4.0amu or 4.03amu

400

Write this number in Scientific notation 3,405,600,000

3.4056x109

400

How many litters are in 20.5 grams of calcium? Round to right sig figs!

11.5 L

500

Draw the Bohr model for an element with 3 Protons, 2 Neutrons, and 3 Electrons

Draw it 

500

Boiling water and turning to steam. Chemical or physical change?

Physical

500

Calculate atomic mass based on chart drawn by teacher. What is the element?

4.65 amu, Helium

500

3.63 x 8.984 = ? (Use correct sig figs for final answer)

32.6

500

How many milligrams are in 6.022x1024 atoms of Xenon?

1,312,390 mg

M
e
n
u