Chemistry
Related Questions
In which of the following four substances will there be :
(a) increase in weight
(b) decrease in weight
(c) no change in weight, when exposed to air.
(i) sodium chloride
(ii) sodium carbonate crystals
(iii) conc. H2SO4 and
(iv) iron?
"When stating the volume of a gas the pressure and temperature should also be given". Why ?
A fixed volume of a gas occupies 760 cm3 at 27°C and 70 cm of Hg. What will be it's vol. at s.t.p.
At 0°C and 760 mm Hg pressure, a gas occupies a volume of 100 cm3. The Kelvin temperature (Absolute temperature) of the gas is increased by one-fifth while the pressure is increased by one-fifth times. Calculate the final volume of the gas.