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Chapter 4
Explorer Quizzes
Explorer Quiz 2
Explorer Quiz 2
This activity contains 12 questions.
What term describes a gas changing to a liquid?
condensing
depositing
vaporizing
melting
Gasoline is considered to be which of the following?
mixture
compound
pure substance
element
What is the chemical symbol for sodium?
Na
S
N
So
What is the name for the element F?
phosphorus
flourine
fluorine
iron
Which of the following is a semimetal (metalloid)?
arsenic
zirconium
gallium
bromine
How many atoms of each element are present in ethyl hexanoate, CH
3
(CH
2
)
4
CO
2
C
2
H
5
?
8 carbon, 14 hydrogen, 2 oxygen
8 carbon, 16 hydrogen, 2 oxygen
5 carbon, 16 hydrogen, 2 oxygen
4 carbon, 3 hydrogen, 1 oxygen
Which of the following is not a physical property?
color
physical state
solubility in different liquids
all of the above
Which of the following is a chemical change?
Powdered sugar is made from granular sugar.
Gold and silver nuggets are heated to make white gold.
A swan is carved from a block of ice.
Propane burns to produce the heat for an outdoor grill.
Which of the following is a physical change?
Baking soda applied to a car battery-acid leak produces bubbles.
Heating orange ammonium dichromate crystals produces a grey-green ash.
Two clear solutions combine to form a cloudy yellow mixture.
Water droplets form on a cold glass of iced tea.
Sulfur trioxide gas reacts with water vapor in the atmosphere to produce sulfuric acid that contributes to acid rain. If 4.08 kg of sulfur trioxide reacts with water vapor to produce 5.00 kg of sulfuric acid, what mass of water vapor reacted?
9.08 kg water vapor
0.920 kg water vapor
1.23 kg water vapor
0.92 kg water vapor
In which physical state is there little or no movement of particles observed?
solid state
liquid state
gaseous state
plasma
Which law states that energy is neither created nor destroyed?
law of definite composition
law of conservation of mass and energy
law of conservation of mass
law of conservation of energy
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