Gas Stoichiometry Practice
For all of these problems, assume that the reactions are being performed at a pressure of 1.0 atm and a temperature of 298 K. 1) Calcium carbonate decomposes at high temperatures to form carbon dioxide and calcium oxide: CaCO3(s

Summer Review Sheet #4
Balancing Equations and Simple Stoichiometry
Answers are provided on the second sheet. Please try to do the worksheet without referring to them, because youll be expected to know this stuff the first day of school! Balance the follo

Making Solutions Practice Worksheet
1) Explain how you would make 450 mL of a 0.250 M NaOH solution.
2)
To what volume will you have to dilute 30.0 mL of a 12 M HCl solution to make a 0.35 M HCl solution?
3)
How many grams of calcium chloride will be need

6+
If I make a solution by adding 83 grams of sodium hydroxide to 750 mL of water a) What is the molality of sodium hydroxide in this solution?
b)
What is the percent by mass of sodium hydroxide in this solution?
c)
What is the mole fraction of sodium hyd

Concentration Worksheet
1) How many grams of beryllium chloride are needed to make 125 mL of a 0.050 M solution?
2)
How many grams of beryllium chloride would you need to add to 125 mL of water to make a 0.050 molal solution?
3)
The density of ethanol is

(Still) More Naming Practice
Write the names of the following chemical compounds: 1) 2) 3) 4) 5) 6) 7) 8) 9) 10) BBr3 _ CaSO4 _ C2Br6 _ Cr(CO3)3 _ Ag3P _ IO2 _ VO2 _ PbS _ CH4 _ N2O3 _
Write the formulas of the following chemical compounds: 11) 12) 13) 14

Oxidation and Reduction Practice
In each of the following equations, indicate the element that has been oxidized and the one that has been reduced. You should also label the oxidation state of each before and after the process: 1) 2 Na + FeCl2 2 NaCl + Fe

Solubility Product Worksheet
1) What is the concentration of a saturated silver (I) acetate solution? Ksp(AgC2H3O2) = 1.94 x 10-3.
2)
What is the concentration of a saturated lead chloride solution? Ksp(PbCl2) = 1.17 x 10-5.
3)
I have discovered a new che

More Exciting Stoichiometry Problems!
Answer the following stoichiometry-related questions: 1) Write the balanced equation for the reaction of acetic acid with aluminum hydroxide to form water and aluminum acetate:
2)
Using the equation from problem #1, d

Like Dissolves Like Practice
Using your knowledge of the like dissolves like principle of solubility, determine which compound will dissolve best in each of the following problems. Explain your reason for having made this determination. 1) Liquid: methano

Summer Review Sheet #2
SI units and unit conversions
Answers are provided on the second sheet. Please try to do the worksheet without referring to them, because youll be expected to know this stuff the first day of school! 1) Name the SI units for distanc

Summer Review Sheet #3
Naming compounds and molar masses
Answers are provided on the second sheet. Please try to do the worksheet without referring to them, because youll be expected to know this stuff the first day of school! Name each of the following c

Significant Figures and Scientific Notation Sample Quiz
SCIENTIFIC NOTATION (all answers in this section must be written in proper scientific notation) 1. Write in scientific notation 235.010 = 2.35010 x 102
Scientific notation always has a single non-zer

Chemistry 162
Study Guide
Chapters 11 & 12
1. Silver crystallizes in the face-centered cubic system. If the edge of the unit cell is 4.07 , what is the radius of a silver atom in angstroms (1 = 10-8 cm)? FCC has a face diagonal composed of 4 radii of the

Chem 121
Exam 2 Study Guide Ch. 3-4
Peck
Define: Octet Rule Anion and cation Polyatomic ion Electronegativity Ionic Bond Covalent Bond Ionic compound Binary, binary ionic, and binary covalent compound Single, double and triple bonds Nonpolar covalent and

Chemistry 121
Study Guide
Chapters 1&2
1. Briefly distinguish between the following pairs of terms(define, compare/contrast: A. Mass and W eight Mass is the quantity of matter in an object, weight is the force mass experiences under the pull of gravity. B

Organic Compound Naming Worksheet
Write the name of each of the following organic compounds: 1)
2)
3)
Write the structures for the following organic molecules: 4) methylcyclopentane
5)
2-ethyl-2-pentene
6)
diethylamine
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Colligative Properties Worksheet
1) If I add 45 grams of sodium chloride to 500 grams of water, what will the melting and boiling points be of the resulting solution? Kb(H2O) = 0.52 0C/ m and Kf(H2O) = 1.86 0C/m.
2)
What is the vapor pressure of the solut

Finding the pH of Weak Acids
1) Find the pH of a 0.065 M solution of formic acid. The acid dissociation constant (Ka) for formic acid is 1.8 x 10-4.
2)
Find the pH of a 0.325 M acetic acid solution. Ka = 1.8 x 10-5.
3)
Find the pH of a solution that conta

Titrations Practice Worksheet
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 the HCl?
2)
If it takes 25 mL of 0.05 M HCl to neutralize 345 m

Molarity Practice Worksheet
Find the molarity of the following solutions: 1) 0.5 moles of sodium chloride is dissolved to make 0.05 liters of solution.
2)
0.5 grams of sodium chloride is dissolved to make 0.05 liters of solution.
3)
0.5 grams of sodium ch

Stoichiometry Practice Worksheet
Solve the following stoichiometry grams-grams problems: 1) Using the following equation: 2 NaOH + H2SO4 2 H2O + Na2SO4 How many grams of sodium sulfate will be formed if you start with 200 grams of sodium hydroxide and you

Mole Calculation Practice Worksheet
Answer the following questions: 1) How many moles are in 25 grams of water?
2)
How many grams are in 4.5 moles of Li2O?
3)
How many molecules are in 23 moles of oxygen?
4)
How many moles are in 3.4 x 1023 molecules of H

pH Practice Worksheet
1) What is the pH of a solution that contains 25 grams of hydrochloric acid (HCl) dissolved in 1.5 liters of water?
2)
What is the pH of a solution that contains 1.32 grams of nitric acid (HNO3) dissolved in 750 mL of water?
3)
What

Polarity Practice Worksheet
For each of the following pairs of compounds, determine which is most polar based on their Lewis structures. 1) methyl chloride (CHCl3) or methyl bromide (CHBr3)
2)
water or hydrogen sulfide (H2S)
3)
hydrochloric acid (HCl) or

Mixed Ionic/Covalent Compound Naming
For each of the following questions, determine whether the compound is ionic or covalent and name it appropriately. 1) 2) 3) 4) 5) 6) 7) 8) 9) 10) Na2CO3 _ P2O5 _ NH3 _ FeSO4 _ SiO2 _ GaCl3 _ CoBr2 _ B2H4 _ CO _ P4 _
F

Unit Conversions Worksheet
1) How many inches are there in 45.6 cm? (There are 2.54 cm in 1 inch)
2)
How many centimeters are there in 1.23 x 10-6 kilometers?
3)
How many hours are there in 34.5 years?
4)
How many inches are there in 355 millimeters?
5)
H

Lewis Structures Practice Worksheet
Draw the Lewis structures for the following compounds: 1) PBr3
2)
N2H2
3)
CH3OH
4)
NO2-1
5)
C2H4
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Lewis Structures Practice Worksheet - Solutions
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