Advertisements
Advertisements
प्रश्न
A sample of carbon dioxide occupies 30 cm3 at 15°C and 740 mm pressure. Find its volume at STP.
उत्तर
V = 30 cm3
P = 740 mm
T = 288 K
P1 = 760 mm
V1= ?
T1 = 273 K
Using gas equation,
`"PV"/"T" = ("P"_1 "V"_1)/"T"_1`
`(740xx30)/288 = (760xx"V"_1)/273`
`"V"_1 = 27.7 "cm"^3`
APPEARS IN
संबंधित प्रश्न
If 6 liters of hydrogen and 4 liters of chlorine are mixed and exploded and if water is added to the gases formed, find the volume of the residual gas.
Fill in the blank
Mass of 22.4 litre of a gas at STP is __________.
The gases hydrogen, oxygen, carbon dioxide, sulphur dioxide and chlorine are arranged in order of their increasing relative molecular mass. Given 8 g of each gas at STP, which gas will contain the least number of molecules and which gas the
most?
A gas cylinder contains 24 × 1024 molecules of nitrogen gas. If Avogadro's number is 6 × 1023 and the relative atomic mass of nitrogen is 14, calculate the volume of nitrogen at STP in dm3.
Calculate the volume of 320g of SO2 at STP .
(Atomic mass : S = 32 and O = 16)
What volume of oxygen at STP is required to affect the combustion of 11 litres of ethylene [C2H4] at 273°C and 380 mm of Hg pressure?
\[\ce{C2H4 + 3O2 → 2CO2 + 2H2O}\]
Calculate the volume of HCl gas formed and chlorine gas required when 40 ml of methane reacts completely with chlorine at S.T.P.
\[\ce{CH4 + 2Cl2 → CH2Cl2 + 2HCl}\]
What is the volume at S.T.P. of 7.1 g of chlorine?
Define S.T.P.
Water decomposes to O2 and H2 under suitable conditions as represented by the equation below:
\[\ce{2H2O -> 2H2 + O2}\]
The 2500 cm3 of H2 is subjected to `2 1/2` times increase in pressure (temp. remaining constant). What volume will H2 now occupy?
