calcium iodide formula
magnesium nitrate formula
ferrous acetate formula,
hydrogen sulfide (g) formula
Final Answer Only
calcium hydride formula
lead (IV) oxide formula and
TWO TINY THINGS AND A BIG ONE: ATOM, MOLECULE, AND MOLE.
1. Carbon-12 Case. Fill the blanks.
One Atom of Carbon-12
(a grain of sand)
One Mole of Carbon-12
(a bucket of sand)
exactly one atom
approximately 6.0221023 atoms
ATOMS, ISOTOPES, ELEMENTS
ATOMS, ISOTOPES, ELEMENTS
CHEM 4 Quiz 7 (20 points) Name 4 I44 War Key:
1. (5 points) A bottle without a label contains an aqueous solution of one of the following
substances: sodium carbonate, potassium sulfate, or barium chloride. You are allowed to use
only one of t
CHEM 4 Quiz6 (20 points) Name A m WK e Z
1. (5 points) Provide a term or a name that matches each of the word descriptions below.
Ions that remain unchanged when a chemical reaction
occurs in an aqueous solution. 596 c¥£ 7/UI / 0%
An ionic o
CHEM 4 Quiz 2 (20 points)
1. (2 points) There are two categories of exact quantities: (i) results of counting of countable
objects and (ii) numbers coming from definitions or conventions. Give one example of each.
7- ~lvon:J in
Exam 1: Ch. 2, 3, 5, 6.
Open-End Questions and Problems
_;_A_n_s_w_.e.r k:._e-.~,_ _ _ _
Please read the following. To receive full credit for a question or a problem, in addition to the
correct answer, y ou must show a neat, comp
Practice Problems for Chapter 10
Give the IUPAC name for each of the following alkanes:
Draw the condensed structural formula for alkanes or a skeletal formula for cycloalkanes for
each of the following
Homework Chapter 4
1 State the number of electrons that must be lost by atoms of each of the following
elements to acquire a noble gas electron arrangement.
7. Write the symbol for the ion of each of the follow
Practice Problems for Chapter 11
Identify the following as alkanes, alkenes, cycloalkenes, or alkynes:
Compare the condensed structural formulas of propene and propyne
Give the IUPAC name for each of th
Homework for chapter 2
Classify each of the following as a pure substance or a mixture:
Baking soda (NaHCO3 )
A blueberry muffin
Trimix (oxygen,nitrogen, and helium) in a scuba tank
Homework Chapter 5
Balance each of the following reaction.
N2 (g) + O2(g) NO(g)
HgO(s) Hg(l) + O2(g)
Fe (s) + O2(g) Fe2O3(s)
Cl2 (g) NaCl (s)
31. Balance each of the following reaction.
Mg(s) + AgNO3 (aq) Mg(NO3)2(
Practice Problems for Chapter 7
Describe the formation of an aqueous KI solution
Water is a polar solvent and carbon tetrachloride CCl4 is a nonpolar solvent. In which
solvent is each of the following mo
Practice Problems for Chapter 14
Explain the differences in the structural formulas of propanal and propanoic acid
Give the IUPAC and common name for the following carboxylic acids
Draw the condensed
Practice Problems for Chapter 13
What functional groups are found in all monosaccharides?
What are the functional groups and number of carbons in a ketopentose?
Classify each of the following monosaccharid
Element Names & Symbols to Memorize