In the Baggie lab, the mass

Stayed constant due to the law of conservation of mass

Mass and volume are both

Physical properties, Extensive properties

Why do you take a sick balloon to the doctor?

Mrs Wood thinks she is hilarious #sheistheonlyonelaughing, To Helium (say it out loud. It's punny)

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Matter and Change Test Review

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Matter and change chemistry

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Questions 24

Answers

1
In the Baggie lab, the calcium carbonate got hotter indicating
Exothermic reaction
Endothermic reaction
Boiling
Phase change
2
In the chromatography lab, the black ink was a
Homogeneous mixture
Heterogeneous mixture
Element
Solution
3
Categorize melting
Physical change
Chemical change
Chemical property
Physical propertyproperty
4
Pick the most viscous substance
Vanilla extract
Laundry detergent
Cooking Oil
Milk
5
Color, luster and combustability are all
Intensive properties
Extensive properties
Chemical properties
Physical properties
6
In the Baggie lab, the mass
Changed due to a gas being formed
Stayed constant due to the law of conservation of mass
Stayed constant due to reactivity laws
Changed due to our group not following directions
7
The elemental symbol for Phosphorous is
P
This is not for us (rhymes with phosphorous)
Ph
Po
8
The branch of chemistry that focuses on carbon containing compounds is
Organic chemistry
Biochemistry
Theoretical chemistry
Analytical chemistry
9
Composed of a neutral group of atoms bonded together
Molecule
Heterogeneous mixture
Solution
Compound
10
Has a definite volume but indefinite shape
Liquid
Elemental
Solid
Gas
11
In the dropper lab, all of these changes were observed EXCEPT
Gas released
Precipitate formed
Color changed
Temperature change
12
Made up of only one type of atom
Solution
Molecule
Element
Compound
13
Two or more elements chemically bonded is a
Element chain
Molecule
Solution
Compound
14
A phase change
Is sometimes a physical change
Is always a physical change
Is always a chemical change
Is sometimes a chemical change (gas released)
15
The combustion of methane and oxygen
Physical change
Chemical change
Physical property
Chemical property
16
The element symbol for sodium
S
So
Mrs Wood, this is so dumb (get it?😉)
Na
17
Determined by the amount of matter present
Extensive
Endothermic
Exothermic
Intensive
18
Mass and volume are both
Intensive properties
Physical properties
Extensive properties
Chemical properties
19
In a chemical equation, the products are always to the
Right of the arrow
Left of the arrow
Top of the arrow
Bottom of the beaker
20
In the chromatography lab, the dyes on the paper are a method of
Chemical seperation
Physical change
Chemical change
Physical seperation
21
Why do you take a sick balloon to the doctor?
To tie up loose ends
Mrs Wood thinks she is hilarious #sheistheonlyonelaughing
To Helium (say it out loud. It's punny)
Because it's time for his check up
22
A pure substance is
All mixtures
Elements only
Compounds and elements
Compounds only
23
In the dropper lab, a precipitate indicated
Chemical change
Chemical property
Physical property
Physical change
24
Had an indefinite shape and indefinite volume
Liquid
Elemental
Solid
Gas

Matter and Change Test Review Flashcards | StudBud