Chemistry Practice Apps

**1**

Fractions

**2**

Count Sig Figs

**3**

Add or Subtract Sig Figs

**4**

Multiply or Divide Sig Figs

**5**

Convert to Scientific Notation

**6**

Division with Scientific Notation

**7**

Convert units with factor label

**8**

Atomic Number, Charge, Etc.

**9**

Calculate Molar Mass

**10**

Calculate Serial Dilutions

**11**

Calculating Dilutions

**12**

Making % Solutions

**13**

Half-Life

**14**

Organic Compound Naming

**15**

Organic Compound Formulas

**16**

Balance Ionic Formulas

**17**

Naming Ionic Compounds (Easy)

**18**

Naming Ionic Compounds (Hard)

**19**

Periodic Trends

**20**

Dissociation Equations (just charge and coefficient)

**21**

Complete Dissociation Equations

**22**

Balance Combustion Reactions

**23**

Round Numbers to Sig Figs

**24**

Round Numbers to Decimal Place

**25**

Calculate Molarity given MW (Easy)

**26**

Calculate Molarity given MW (Hard)

**27**

Calculate Molarity given MW (Easy) to specific decimal places

**28**

Quantitate CFU/mL of Bacteria Based on a Serial Dilution and Subsequent Innoculation

**29**

Balance Double Replacement Reactions

**30**

Balance Single Replacement Reactions

**31**

Balance and Identify Reaction Types

**32**

Balance and Identify Reaction Types (Easy Mode)

**33**

Stoichiometry: Moles to Moles

**34**

Stoichiometry: Mass and Moles

**35**

Stoichiometry: Mass to Mass

**36**

Mixed Stoichiometry

**37**

Write in pH Comparisons