Chapter 11 Acids and Bases
1) According to the Arrhenius concept, if NaOH were dissolved in water, it would act as
A) a base.
B) an acid.
C) a source of hydronium ions.
D) a source of H- ions. E) a proton donor.
2) According to
Chapter 9 Solutions
1) The O-H bond in water is polar because
A) it is an ionic bond.
B) oxygen is much more electronegative than hydrogen.
C) oxygen occupies more space than hydrogen.
D) hydrogen is much more electronegative than oxygen.
Chapter 10 Reaction Rates and Chemical Equilibrium
1) A catalyst is
A) a reactant in a chemical reaction.
B) a product in a chemical reaction.
C) a substance that speeds up a reaction without being consumed in the reaction.
D) a substance
Long Island University in Brooklyn
Introduction to Macroeconomics (ECO1): Midterm 1
Instructor: Maryam Sami
Time: 4:00-5:15 PM
Name: _ Date: _10/5/2015_
1. If all of the opportunities to make someone better off (without making someone else
worse off) have
In this experiment, you will investigate the relationship between the vapor pressure of a liquid
and its temperature. When a liquid is added to the Erlenmeyer ﬂask shown in Figure 1, it will
evaporate into the air above it in the ﬂask. Event
General Chemistry Laboratory II,
Structures of Crystalline Solids:
Ionic and Covalent Network Solids and Unit Cells
Name: _ Section_
(1)Examine the models of the unit cells, the primitive cubic (pc), face
centered (fcc) and b
The Quantum Theory and Electronic Configurations
According to the quantum theory, matter band energy are quantized, and electrons are found
in regions of space about the atom.One cannot say exactly where an atom is locatedThese
regions of space a