Question

Which of these can be classified as a pure substance?

Question 14 options:
solution
compound
heterogeneous mixture
homogeneous mixture
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Question 15 (1 point) Question 15 Unsaved
If a solution is saturated, which of these is true?
Question 15 options:
More solute can be dissolved.
The concentration cannot be increased.
The solution has a low concentration of solute.
More solvent can be dissolved.
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Question 16 (1 point) Question 16 Unsaved
The following characteristics describe which of these terms? The substance is not uniform in appearance and each part of the mixture contains a combination of different ingredients in different ratios.
Question 16 options:
heterogeneous mixtures
homogeneous mixtures
pure substance
solution
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Question 17 (1 point) Question 17 Unsaved
Which one of the following is not a compound?
Question 17 options:
salt
sugar
water
chocolate chip cookies
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Question 18 (1 point) Question 18 Unsaved
Which one of the following is not a homogeneous mixture?
Question 18 options:
vegetable soup
carbonated beverages
saline solution
brewed tea
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What is the difference between a compound and a mixture?
A mixture is a pure substance, but a compound is not.
A compound is a pure substance, but a mixture is not.
Mixtures are chemically combined, but compounds are not.
You cannot separate mixtures, but you can separate compounds.
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Which of these is a unique property of acids?
feels slippery
tastes sour
has a PH level of 10 or higher
contains a carbon

Answer 1

14. compound

15. the concentration cannot be increased.

16. heterogenous mixtures

17. chocolate chip cookies

18. vegetable soup

19. a mixture is a pure substance a compound is not

20. Tastes sour

Step-by-step explanation:

I did the test tell me if im wrong :)

Answer 2

14. compound
15. the concentration cannot be increased.
16. heterogenous mixtures
17. chocolate chip cookies
18. vegetable soup
19. a mixture is a pure substance a compound is not
20. Tastes sour