Answer the following questions based on the P-T phase diagram of `CO_2`:
(a)` CO_2` at 1 atm pressure and temperature `- 60 ^@C` is compressed isothermally. Does it go through a liquid phase?

Answer the following questions based on the P-T phase diagram of CO_2 : What happens when CO_2 at 4 atm pressure is cooled from room temperature at constant pressure?

Answer the following questions based on the P-T phase diagram of CO_2 : CO_2 is heated to a temperature 70^@C and compressesothermally. What changes in its properties do you expect to observe?

Answer the following questions based on the P-T phase diagram of CO_2 : Describe qualitatively the changes in a given mass of solid CO2 at 10 atm pressure and temperature 65^-@C as it is heated up to room temperature at constant pressure

A vessel contains 1 mole of O_2 gas at temperature T and pressure P.An identical vessel containing 1 mole of He at temperature 2T has pressure

Answer the following questions: Specify the oxidation numbers of the metals in the following coordination entities: [Co(H_2O)(CN)(en)_2]^(2+)

Heptane and Octane form an ideal solution at 373K the vapour pressure of the pure liquids at this temperature are 105.2 kPa respectively. If the solution contains 25g of heptane and 28.5g octane, calculate mole fractions of octane in vapour phase.

Verify the following identities by substituting the values of the trigonometric ratios with respect to the given values of theta .(i) sin^2theta+cos^2theta=1(theta=60^@)

The gas phase decomposition of acetaldehyde, CH_3CHO(g) rarr CH_4(g)+CO(g) at 680K is observed to followed the rate expression: Rate -d[CH_3CHO]/dt=k[CH_3CHO] ^(3/2) IF the rate of decomposition is followed by monitoring the pantial pressure of actetaldehyde, we can express the rate as. dP_(CH_3CHO//dt)=k[P_(CH_3CHO]^ (3/2) If the pressure is measured in atomospheres and the time in minutes than What are the units of the rate of reaction?

The gas phase decomposition of acetaldehyde, CH_3CHO(g) rarr CH_4(g)+CO(g) at 680K is observed to followed the rate expression: Rate -d[CH_3CHO]//dt=k[CH_3CHO]^(3/2) IF the rate of decomposition is followed by monitoring the pantial pressure of actetaldehyde, we can express the rate as. -dP_(CH_3CHO//dt)=k[P_(CH_3CHO]^(3/2) If the pressure is measured in atomospheres and the time in minutes than What are the units of the rate constantK?