Study Guide for Chemistry I Test I
Know all of the metric relationships.
Know Dalton, Thompson, Rutherford, etc.
Review the three states of matter and what matter is.
Chemistry I Assessment #3
You must show your work in order to receive credit.
1. What is the frequency of light that has a wavelength of ? (1 m = 100 cm)
2. What is the wavelength of light (nm) that has a frequency of?
3. What is the ener
Study Guide for Chemistry I
What is the wavelength of a photon of red light, in nanometers, whose frequency is
4.0 x1012 Hz? What is the energy of this radiation per photon?
What is the wavelength of light that is emitted when an excited el
Complete and balance each of the following synthesis reactions.
Stoichiometry Worksheet 1
2Na2O2 + 2H2O O2 + 4NaOH
If 42.0 mols of sodium peroxide are used, how many mols of sodium hydroxide
will be produced?
If 12.0 grams of water are used, how many mols of oxygen will be produced?
Class Prep 7
8 October 2014
Class Prep: Small Wonder
1.) Rhetorical Context:
This selection was written by Barbara Kingsolver (1955-present), an American novelist
and poet, and was originally published in A Small Wonder:
Single Replacement Rxns
Complete and balance each of the following single replacement reactions. If the reaction
does not occur, write N.R. (no reaction).
Limiting Reagents Wkst1
Identify the limiting reagent and the excess reagent. Then determine how many mols of
product are formed. And finally determine the number of mols of excess reagent
remaining after the reaction.
Empirical & Molecular Formulas
Find the Empirical Formula for the following compounds given the following
1.30 grams Li in sample
Double Replacement Rxns
Complete and balance each of the following double replacement reactions. If the reaction
does not occur, write N.R. (no reaction).
25. Consider the reaction:
H2 (g) + O2 (g) H2O (l) H= -286 kJ
Which of the following is true?
a) The reaction is exothermic
b) The reaction is endothermic
c) The enthalpy of the products is less than that of the reactants.
d) Heat is absorbed by the syste
Gas Law Problems 2
Solve the following problems.
P1 = 2.75 atm
V1 = 43.5 L
T1 = 290.0 K
P2 = ?
V2 = 189.3 L
T2 = 400.0 K
P1 = 735.4 mm Hg
V1 = 78.5 L
T1 = 125.6 K
P2 = 670.0 mm Hg
V2 = ?
T2 = 250.0 K
P1 = 760.0 mm Hg
29 August 2014
Homework 1 Writing Response
Throughout high school, I have completed many assignments and writing on multiple
topics. The best constructive criticism I have received on my writing had to have bee
Chapter 3 Outline
Conception and Genetics
A. Process of Conception
1. At conception, the 23 chromosomes from the sperm join with the
23 chromosomes from the ovum to make up the set of 46 that will
be reproduced in each cell of the new individu
Chapter 5 outline
A. Piagets view on the first 2 years
1. Piaget described sensorimotor infant as beginning with a small repertoire of basic
schemes, from which she moves toward symbolic representation in a series of six
The object is smooth and rectangular, 5.3 inches long and 2.4 inches wide. The overall screen
is 2.22 inches wide and 4 inches long. It is or can be very fragile if handles roughly. The home
button is and inch in radius. This object has multiple purposes,
I personally do not think there is a reason at all to legalize it. Yes, I could see some reasons. Okay,
no I cannot see any good reason at all to legalize euthanasia. Even after reading the chapter, I still am
holding my ground and saying there
Question #1; Pg. 88
The section of the chapter I am choosing to put my opinion on is the argument that abortion is
justified as non-intentional killing. I wish I could deeply explain how this entire chapter made me feel. I
have such a strong opinion about
1) (3 points) If a 2.15 g sample of a gas occupies 750 ml at STP, what is the molar mass of the
gas at 125C.
a) 3.07x10-2 g/mol
b) 64.2 g/mol
c) 70.1 g/mol
d) 75.0 g/mol
e) Not enough information is given.
2) 3. Calculate the pressure exerted
Chemistry I Assessment #6
1) A fixed amount of gas 22.2C occupies a volume of 11.2 L when the pressure remains at 2
atm. What is the temperature of the gas when the volume increases to 26.4 L?
2) Air enters the lungs at 1.08 atm with a capacity of
Rules for Balancing Equations
Balance elements that appear only once on each side of the equation first.
Usually balance elements in this order:
H and O
Save for last those elements that appea
In my opinion the importance of Avogadros number is in the reasoning for its