3 years ago

A substance which melts/boils at a fixed temperature is a pure substance. True False

Chemistry

2 answers:

ololo11 [35]3 years ago

3 0

True

when a substance is impure, it boils over a range of temperature rather than a specific temperature

ASHA 777 [7]3 years ago

3 0

I believe the correct answer is true. <span>A substance which melts/boils at a fixed temperature is a pure substance. This is because the substance is homogeneous throughout that the properties as well would be uniform. Hope this answers the question. Have a nice day.</span>

You might be interested in

9. What type of bond is pictured in the image below?

mestny [16]

Answer:

metallic bond

because this diagram is electron gas theory which shows metallic bond

8 0

2 years ago

A hypothetical element has three main isotopes with mass numbers of 51, 53, and 54. If 15.00% of the isotopes have a mass number

Eva8 [605]

Answer: 53.25

Explanation: Please see attachment for explanation. Thanks.!

5 0

2 years ago

Use the following graph of a car traveling on a straight northerly path to answer this question. At what time would the

BARSIC [14]

Answer:

B 144.0 s is the best answer of this question

6 0

3 years ago

Ch4+br2=ch3br+hbr which type of reaction does this equation represent

Neporo4naja [7]

<span>this could be a substitution reaction. as you will locate, between the hydrogen's on the propane chain replaced into substituted for a Br from Br2. that's particularly no longer a addition reaction! addition reactions artwork once you have a AlkENE! by using fact that's an AlkANE it would not have a double bond to act as a nucleophile to attack the Br2 (which might act as a electrophile to boot reactions).</span>

8 0

3 years ago

When a substance changes from gas to liquid at a temperature below its boiling point, ____ has taken place.

puteri [66]

That would be evaporation.
Hope this helped!! xx

5 0

3 years ago