Which of the following statements best
Which of the following statements best explains the difference between a gas and a vapour?
Unlike gases, vapours are liquids at room temperature
Unlike gases, vapour can easily be condensed into liquids
Unlike gases, vapour is readily converted into solids
Vapours are generally denser than gases
Correct answer is B
Vapour is the equilibrium state between the gases and liquid, and it can bounce back to its original form, liquid with constant temperature and pressure exerted on it.
C6H12O6 What is the molar mass of the compound above? [ H=1, C=12, O=16 }...
In the electrolysis of brine, the anode is ...
An acid is said to be weak if? ...
The main function of limestone in the blast furnace is to ...
Which of the gases is employed as an anaesthesia? ...
Cu2S(s)+O2(g)=2CU(s)+SO2(g). In the above reaction, the oxidation number of C...
Which volume of 0.5 M H 2SO4 will exactly neutralize 20 cm 3 of 0.1 M NaOH solution?...