Chem Chapter 5 Review

Big Rats

100

What is the correct number of molecules in a mole?

6.023 x 10²³

200

What is the unit for molar mass?

g/mol

300

Convert 5.44 x 10²⁴ molecules into moles

9.04 moles

400

Convert 0.4 moles into molecules

2.41 x 10²³ molecules

500

Convert 1.09 x 10²² molecules to liters

0.40 L

Fat Moles

100

Find the molar mass of Boron

10.811 g/mol

200

Find the molar mass of Cl₂​​​​

70.9 g/mol

300

Find the molar mass of NaBr

102.9 g/mol

400

Find the molar mass of P₂O₅

141.94 g/mol

500

Find the molar mass of Al₃(PO₄)₂

270.89 g/mol

Cancel Units 2022

100

If I have 2.3 moles of Germanium, how many grams do I have?

167.003 grams

200

If a sample of Sodium Chloride weighs 25 grams, how many moles is that?

0.43 moles NaCl

300

How many L of CaCl₂ are there in 3.33 x 10²³ molecules of CaCl₂?

12.4 L

400

If I have 0.79 moles of P₂O₅ how many grams is that?

224.27 grams

500

If I have 67.2 grams of LiF, how many molecules do I have? (Hint this takes two steps)

1.56 x 10²⁴ molecules

Names

100

What is the proper chemical name for LiF?

Lithium Fluoride

200

What is the proper chemical name for RbCl₂

Rhubidium Chloride

300

Write the chemical formula for Magnesium Sulfide

MgS

400

Write the name for CCl₄

Carbon Tetrachloride

500

Write the name for P₂O₅

Diphosphorus Pentoxide

Facts about Ms. Sage

100

What is Ms. Sage's first name?

Mackenzie (do not call me this)

200

What is Ms. Sage's favorite color?

Black, it goes with everything

300

What is Ms. Sage's middle name?

Michelle

400

Where is Ms. Sage from?

New York

500

How old is Ms. Sage?

25