Name:
(éfgy
Thermochemistry Round Robin Review /*---«-----'-H%
1.
Make the following conversions:
a. convert 235 Calories into calories
CJgrxg _' Aka-J Z
b. convert 300 ] into k]
300:1 7: 10,3
c. convert 458 calories into 'ou e
Name: _
Wave Statistics Worksheet
Date: _
Equations and Constants:
E = h E = hc/
E = energy of one photon with a frequency of
c = c/ =
c = speed of light = 2.998 x 108 m/s
Name: _
Unit Analysis Practice Problems
Date: _
1. Racing cars at the Indianapolis Motor Speedway routinely travel around the track at
an average speed of 0.0963 km/sec. What is this speed in miles/hour?
(1 km = 0.62 miles)
2. The length of a marathon rac
Name: _
Unit 4 Review Problems
Date: _
1. Give the percentage composition for each compound:
a) H2SO4
2. Calculate the molar mass of
b) Fe2(Cr2O7)3
a) (NH4)2SO4
b) Ca(OH)2
3. a) How many moles are in 16.0 grams of CuCl2?
b) How much does 7.00 moles of NaC
Name: _
Unit 4 Monster Problem
Date: _
You are performing a combustion reaction with an unknown liquid hydrocarbon. Chemical analysis shows that the
compound is 88.8% Carbon and 11.2% Hydrogen by mass. The molar mass is 108.2 g/mol. You perform this
react
Name: _
Date: _
Titration Practice Problems
Find the requested quantities in the following problems:
1)
If it takes 54 mL of 0.1 M NaOH to neutralize 125 mL of an HCl solution, what
is the concentration of
Worksheet: Writing Chemical Formulas and Naming Compounds
The table below contains chemical compound names and formulas. Fill in the missing
formula or name for each compound.
IONIC COMPOUNDS
NAME
FORMULA
Ammonium sulfide
Iron III chloride
Al(NO3)3
Barium
Name: _
Unit 1 Quiz 2 Measurements and Conversions Review
SIG FIGS/SCIENTIFIC NOTATION:
Date: _
1. Count the number of significant figures in the following numbers:
a. 1001.0 5
c. 40.096 5
e. 0.0505 3
b.
How to Solve Stoichiometry Problems
Mole Ratio: moles of given * [coefficient of target substance] = moles of target
[coefficient of given substance]
SECTION A: Basic St
Name: _
Solutions and Molarity Review
Date: _
Solubility
1. A _ is the substance that is dissolved.
2. A _ is the substance that does the dissolving.
3. A _ solution has the maximum amount of solute dissolved in a given amount of solvent.
4. A _ solution
Name: _ Date: _
Significant Figures and Scientific Notation
Add the following and determine the correct number of significant figures:
1. 9.1 x 104 mL + 1.1 x 104 mL + 2.0 x 104 mL = _
2. 1.8 x 10-5 g + 3.25 x 10-4 g + 4.6 x 10-5 g = _
3. 2.3 x 102 g + 4.
Name: _
Significant Figures in Measurements and Calculations Worksheet
Date: _
I.
1.
Determine the number of significant figures in each of the following measurements:
5.432 g
11. 2500 cm
2.
40.319 g
3.
146
cm3
4.
3.285 cm
14. 3.58 x 10-9 g
5.
0.189 g
15.
Name: _
Thermochemistry Guided Notes
Date: _
FIVE-STEP DIAGRAM
Big Equation #1:
H =
m=
Cp =
T =
Big Equation #2:
H =
mol =
Hphase change =
THERMOCHEMISTRY INTRO
At freezing and boiling points, the temperature _. Thus, when an ice cube is actually
in the
kEY
Thermochemistry Problems Worksheet Number Two (answers available on web site)
The older energy unit of calories has not been discussed in class. You may see it from time to
We. The conversion is 1.000 cal = 4.184 J. All the calculation techniques ar