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STUDY GUIDE/SUGGESTED PROBLEMS
Chapter 1:
Typical Test Questions:
1.
Perform the following calculations, reporting the answer to the correct number of
significant figures and reporting the answer in both scientific notation and decimal
notation.
a.
2.64E4 x 1.15E3
d.
32.5 x 1.0E3
b.
205.1 + 1.386
e.
1.3E4 – 5.41E3
c.
14.69 / 1.1E5
f.
14.3 – (12.12 x 0.650)
2.
How many feet are there in 0.50 km?
3.
How many ml are there in 1.25E2 L
4.
If the students in a particular class are 40% male and 60% female and there are 16
males, what is the number in the total class?
How many females in the class?
5.
What is the volume occupied by 15.2g of a material with a density of 2.41 g/ml?
6.
Convert 87
°
F into
°
C and
°
K.
Convert 40
°
C into
°
F and
°
K.
Chapter 2:
Typical test questions:
1.
An atom has an atomic number of 17 and an atomic weight of 35.
How many
protons, electron, and neutrons.
2.
A fluoride ion has an atomic number of 9, and atomic mass of 19, and a charge of –1.
How many electrons, protons, and neutrons.
3.
How many protons, electrons, and neutrons does a typical calcium cation have?
4.
What are the weight percentages of all of the elements in the acid, H
3
PO
4
?
5.
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This note was uploaded on 01/16/2009 for the course CHEM 1411 taught by Professor Moses during the Fall '08 term at A.T. Still University.
 Fall '08
 Moses

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