The number from the given percent. Introduction: To identify the percent of a number, the percent form is first changed into decimal and then multiplied by the number of which the percent is to be obtained.
The number from the given percent. Introduction: To identify the percent of a number, the percent form is first changed into decimal and then multiplied by the number of which the percent is to be obtained.
Solution Summary: The author explains that to determine the number from the given percent, the percent form is first changed into decimal and then multiplied by the numbers of which the percentage is to be obtained.
To identify the percent of a number, the percent form is first changed into decimal and then multiplied by the number of which the percent is to be obtained.
b.
Summary Introduction
To determine:
The number from the given percent.
Introduction:
To identify the percent of a number, the percent form is first changed into decimal and then multiplied by the number of which the percent is to be obtained.
(c)
Summary Introduction
To determine:
The number from the given percent.
Introduction:
To identify the percent of a number, the percent form is first changed into decimal and then multiplied by the number of which the percent is to be obtained.
d.
Summary Introduction
To determine:
The number from the given percent.
Introduction:
To identify the percent of a number, the percent form is first changed into decimal and then multiplied by the number of which the percent is to be obtained.
1. 0.31 liters of kerosene is added to 1.452 liters of used cooking oil. In how many significant figures should
the total volume be expressed?
a. 2
b. 3
2. Which can result in a homogneous mixture?
carbon is dissolved in iron
oil is dissolved in water
a.
b.
3. Which is true about nitric acid. HNO3?
a.
It is a covalent compound.
5.
a. 0.48
b.
0.59
C. 4
d.
5
b.
The hydrogen ion is the anion.
4. Iron reacts with oxygen to form iron oxide (Fe₂O3).
of iron oxide?
C.
d.
a.
b. isotopes
C.
salt dissolved in alcohol
None of the choices result in a
homogenous mixture
C.
d.
The nitrogen atom in the compound has a
negative charge.
d. Both a and c
How many grams of O₂ are needed to produce 2 grams
0.72
Answer is not among the choices
has the same number of protons with number of neutrons
ions
C. acids
d.
hydrates
How many signifi cant fi gures does each number contain? a. 23.45 c. 230 e. 0.202 g. 1,245,006 i. 10,040 b. 23.057 d. 231.0 f. 0.003 60 h. 1,200,000 j. 10,040.
A student weighs out 8.00g of fertilizer. After
performing the experiment, the student obtains
5.85 g of product.
a. What is the actual % P? fill in blank
(Write answer to one decimal place. No % sign)
b What is the reported % P? fill in blank
(Write answer to one decimal place. No % sign)
Chapter 1 Solutions
General, Organic, and Biological Chemistry (3rd Edition)