Question

Which region indicates a gas for heating curve of $H_{2}O$?

• A. A
• B. B
• C. C
• D. D
• E. E

Answer 1

Answer: (E)

E

As shown in the above figure, all the regions can be classified below-

$A\Rightarrow$ only solid phase is present.

$B\Rightarrow$ solid and liquid phases are in equilibrium.

$C\Rightarrow$ only liquid phase is present.

$D\Rightarrow$ liquid and gas phases are in equilibrium.

$E\Rightarrow$ gas only.