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Elements, Compounds, & Mixtures
By Jesse De Los Santos
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Last updated 23 days ago
14 questions
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Question 11
11.
This is a pure substance that cannot be separated into simpler substance by physical or chemical means.
Mixture
Compound
Element
Question 12
12.
This is a pure substance composed of two or more
different elements joined by chemical bonds.
Compound
Element
Mixture
Question 13
13.
If different elements or compounds are placed together, but do not react, they are considered a(n) _______________.
Mixture
Compound
Element
Question 14
14.
_________________
mixtures
are uniform – they have the same composition throughout.
Homogeneous
Heterpgeneous
Question 1
1.
For the example below, indicate whether it is a
pure substance
,
homogeneous mixture,
or
heterogeneous
mixture
.
pure substance - compound
homogeneous mixture
heterogeneous
mixture
pure substance - element
Question 2
2.
Are molecules, atoms, or both present?
molecules
atoms
both
Question 3
3.
For the example below, indicate whether it is a
pure substance
,
homogeneous mixture,
or
heterogeneous
mixture
.
pure substance - compound
homogeneous mixture
heterogeneous
mixture
pure substance - element
Question 4
4.
Are molecules, atoms, or both present?
molecules
atoms
both
Question 5
5.
For the example below, indicate whether it is a
pure substance
,
homogeneous mixture,
or
heterogeneous
mixture
.
pure substance - compound
homogeneous mixture
heterogeneous
mixture
pure substance - element
Question 6
6.
Are molecules, atoms, or both present?
molecules
atoms
both
Question 7
7.
For the example below, indicate whether it is a
pure substance
,
homogeneous mixture,
or
heterogeneous
mixture
.
pure substance - compound
homogeneous mixture
heterogeneous
mixture
pure substance - element
Question 8
8.
Are molecules, atoms, or both present?
molecules
atoms
both
Question 9
9.
For the example below, indicate whether it is a
pure substance
,
homogeneous mixture,
or
heterogeneous
mixture
.
pure substance - compound
homogeneous mixture
heterogeneous
mixture
pure substance - element
Question 10
10.
Are molecules, atoms, or both present?
molecules
atoms
both