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telo118 [61]
3 years ago
14

30 Points!! 15 Each Points Please Help ASAP!! View Attached Image!! Will Mark Brainliest If All Are Answered!!

Chemistry
2 answers:
ozzi3 years ago
8 0

Answer: 22: C

              23: A

              24: A

              25: D

              26: B              

Explanation: I hope that this helped :)

OverLord2011 [107]3 years ago
3 0

Answer:

22) b. stainless steel.

23) c. they are all substances.

24) b. a compound can only be separated into its components by chemical means.

25) a. substances are compounds, mixtures are not.

26) b. capitalized

extra: not 100 percent sure of 25

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Why did the can not become instantly crushed when plunged in the ice water when it was heated without any water inside?
gregori [183]

Because since there's no water in the can, the cold water outside of it didn't have to equalize with the missing hot water that's missing from inside the can. if there was hot water inside the can then it was plunged inside the ice water, there it would have instantly been crushed.

Hope this helps

3 0
3 years ago
How many grams of water will I obtain from the combustion of 0.9249 mol of pentane (C5H12) in the following reaction?
NNADVOKAT [17]

Answer:

Mass = 2.7 g

Explanation:

Given data:

Number of moles of C₅H₁₂ = 0.9249 mol

Mass of water = ?

Solution:

Chemical equation:

C₅H₁₂ + 8O₂     →     5CO₂ + 6H₂O

Now we will compare the moles of water with pentane.

                 C₅H₁₂       :         H₂O

                    1            :           6

                0.9249     :          1/6×0.9249= 0.15 mol

Mass of water:

Mass = number of moles × molar mass

Mass = 0.15 mol × 18 g/mol

Mass = 2.7 g

8 0
3 years ago
Determine the oxidation number of CI element in each of the following species:
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Fbbrnev said he was still in a coma and he said he was still in a coma and
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velikii [3]

Answer:

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Explanation:

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