Chemistry, asked by pooja16091983, 9 months ago

12.
13.
What is dry ice? HOW IT IS prepareu!
The heating curve of a pure substance at one atmosphere pressure is shown in
figure given below.
573
Temperature (K)
273
3
A
(a)
(b)
Heas added -
What is the physical state of substance at point A, B, C, D and E?
What is melting point of substance?
17.

Answers

Answered by nischay76

4

Answer:

dry ice is solid form of carbon

melting point of substance is 100℃

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