Physical Science 1/12
Warm up:Balance
the following chemical
equation:
C6H6OS +5O2CO+3H2O+SO2
Question 2: Give an example of an exothermic
reaction and an example of an endothermic reaction.
Todays planned events:
Warm up
Quiz: Chapter 7 (chemical reactio
Potentiometric Methods
A.) Introduction:
1.) Potentiometric Methods: based on measurements of the potential of electrochemical
cells in the absence of appreciable currents (I 0)
2.) Basic Components:
a) reference electrode: gives reference for potential m
Electrodes and Potentiometry
Introduction
1.) Potentiometry
Use of Electrodes to Measure Voltages that Provide Chemical Information

Various electrodes have been designed to respond selectively to specific analytes
Use a Galvanic Cell

Unknown solution
Experiment: Corrosion
Objective
The primary objective of this experiment is to introduce the students to the corrosion phenomena as occurs in
engineering materials. Some commonly used techniques for measuring and preventing corrosion will be
studied. Acco
Potentiometric Methods
A.) Introduction:
1.) Potentiometric Methods: based on measurements of the potential of electrochemical
cells in the absence of appreciable currents (i 0)
2.) Basic Components:
a) reference electrode: gives reference for potential m
FINAL EXAM
ANALYTICAL CHEMISTRY
CHEM 421/821, Spring 2006
Monday May 1st, 2006
NAME_
Some useful constants: h = 6.63x1034J.s
c = 3.00 x 108 m/s
k = 1.38066 x 1023 JK1
F = 96485.31 C mol1
e = 1.602177 x 1019C
SECTION I (Electrochemistry, MS and NMR)
Physics Quiz
Thermal Heat Transfer
Question 1
What is the method of heat transfer from the
heater to the metal plate?
Answer: Radiation
Question 2
What is the method of heat transfer from
the metal plate to the wax?
Answer: Conduction
Question 3
What is t
PHYSICS QUIZ 1 DESCRIBING MOTION
1) A Physics teacher releases a lab cart from the top of an incline as shown in the figure. The teacher asks the students to
predict what the positiontime graph for the horizontal motion of the cart will look like. Four s
Physics Quiz
INTRODUCTION: UNITS
Each question is multiple choice. Select the best response to
the question by pressing the button to the left of your choice.
If your answer is correct, you will hear an applause.
Use the forward and backward buttons at th
NAME:
PHGN341: Thermal Physics
Quiz 8
April 19, 2013
As you know, the nucleus is composed of neutrons and protons which are spin1/2 fermions. Let N equal the number of
neutrons, Z equal the number of protons, and A be the sum, A = N +Z. Nucleons bind tog
University Physics
Quiz 3 Solutions
Fri Sep 14, 2012
Your name:
Please show your work, write neatly, and put a box or circle around each of your answers.
This week the quiz is also being given in MasteringPhysics with the same problems.
1. (5 points total
Name
Period
Date
Quiz: Combined Forces [Concepts]
AP Physics
1.
C _ A force F (larger than the largest possible force of static friction) is applied to the left to an object moving to the
right on a horizontal surface. Then:
A. the object must be
B. F and
Physical and Chemical Changes
1. Which of the following is an example of physical change?
a. Mixing baking soda and vinegar together, and this causes
bubbles and foam.
b. A glass cup falls from the counter and shatters on the
ground.
c. Lighting a piece o
PHYS115 Concepts of Physics Quiz 5 Chapter 6
Hewitt, 8th ed.
Name _
15 Points
Score _
September 29, 2000
Box # _
1 hp = 746 W
1. _
Which of the following is not a correct statement about work?
A.
B.
C.
D.
2. _
Work is a scalar quantity.
When an object is
University Physics
Quiz 6 Solution
Fri Oct 11, 2012
Your name:
Please show your work, write neatly, and put a box or circle around each of your answers.
This week the quiz is also being given in MasteringPhysics with the same problems.
1. (4 points total)
PHGN341: Thermal Physics
Quiz 2
January 25, 2012
NAME:
1. Consider an ideal gas simulator similar to the Gas Properties PhET. The virtual chamber is 45 nm long and 30 nm
high and has temperature and pressure sensors. You have the choice of filling the cha
NAME:
PHGN341: Thermal Physics
Quiz 1
January 18, 2013
1. During a hailstorm, hailstones with an average mass of m and a speed of v strike a car front windshield of area, A, which
is at an angle, , with respect to the horizontal. The hailstones strike at
Practice Problems for the Physics Quiz on Thursday
Smith
1. What are the 5 branches of physics?
2. What is the difference between measurement error and instrument error? Be able to give an example
of each.
For the following problems, show dimensional anal
Test
Administrators
Manual:
High School
MayJune 2016
(Mathematics, Mathematics English/Spanish;
Biology, Chemistry, Introductory Physics, and
Technology/Engineering)
Massachusetts Comprehensive Assessment System
Note: Test administrators must comply with
Physics Education Research A Comprehensive Study
by
Jonathan Hillel
A THESIS SUBMITTED IN PARTIAL FULFILLMENT
OF THE REQUIREMENTS FOR THE DEGREE OF
BACHELOR OF APPLIED SCIENCE
DIVISION OF ENGINEERING SCIENCE
FACULTY OF APPLIED SCIENCE AND ENGINEERING
UNIV
If the displacement of an object, x, is related to velocity,
v, according to the relation x = Av, the constant, A, has
the dimension of which of the following?
a. acceleration
b. length
c. time
d. area
If the displacement of an object, x, is related to ve
AC Circuits
Ranker
PHYSICS TEST
AC CIRCUITS
1.
The voltage of an ac supply varies with time
voltage and frequency respectively are
A) 120 volts, 100 Hz
2.
3.
4.
5.
6.
7.
B)
as
120
2
V 120 sin 100 t cos 100 t.
the maximum
volts, 100 Hz
C) 60 volts, 200 Hz
1.
REASONING AND SOLUTION
a. The SI unit for x is m. The SI units for the quantity vt are
FG IJ
H K
m
m
(s) = m
(s) = m
s
s
Therefore, the units on the left hand side of the equation are consistent with the units on the
right hand side.
b. As described
Physics
P.L.O.s
It is expected that students will:
state the relationships between charged objects
demonstrate how electricity results from the movement of charged particles such
as electrons and ions
describe the interactions between magnetism and electr
Physics Test (Show your work by leaving calculations)
2/23/2001
Problems:
1. Define a vector quantity?
A quantity that requires both magnitude and direction for a complete description
2. What is a scalar quantity?
A quantity that is completely described b
Physics Test
Chapter 1 & 2
_
Name
1) How many significant figures are in each of the following?
_a. 10.43
_b. 2.4010
_d. 3.786
_e. 3.20 x 106
(6)
_c. 0.02
_f. 24.01
2) Write the equivalent.
a. 21 km
= _mm
c. 22 m/hr =
e. 120 ml
_ km/s
= _ cm3
(12)
b. 20.4
Physics TEST study Guide
Know your forces:
Gravity
Friction
Centripetal Force
Centrifugal Force
Know your Newtons Laws of Motion:
Law of Inertia (First Law of Motion)
Newtons Second Law
Newtons Third Law
Be able to give realworld examples of each of Newt
DKT113 Engineering Physics
Semester 1 Session 2010/11
TUTORIAL 1
1. What is unit and dimension?
2. (a) Give a basic definition of International System of Units (SI units).
(b) State TWO (2) systems of SI units.
3. (a) State SEVEN (7) base quantities with
1. The density of a fluid is given by the empirical equation
= 70.5 exp(8.27 10 7 P)
Where p is density (lb m /ft3) and P is pressure (lb f /in 2 ).
(a) What are the units of 70.5 and 8.27 10 7?
(b) Calculate the density in g/cm 3 for a pressure of 9.0