Which part of the graph represents change of state from water to water vapour ?
A) \(\overline{BC}\)
B) \(\overline{AB}\)
C) \(\overline{CD}\)
D) \(\overline{DE}\)
Answered Feb 05, 2023
Correct option is D) \(\overline{DE}\)
Correct Answer - `7.2` cm, `4.8` cm, `4.2` cm, `2.4` cm, `3` cm
We have given, The vapour pressure of pure water at 25°C = 18mm Hg. After addition of non-electrolyte, the vapour pressure of water = 17.32 mm Hg. Then, lowering in vapour pressure = (18...
Correct Answer - (i) y=6 (ii)` y=-6`
Correct Answer - (i) y=1 (ii) y=4
Correct Answer - (i) y=1) (ii) x=7
Correct Answer - (i) A(6,0) and B(0,8) (ii) 24 sq units
Correct Answer - (4,1)
Correct option is A) \(\overline{BC}\)
Correct option is D) All
(b) physical change
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