24901. Which is known as ‘the Taj Mahal of 20th century?
24902. In physical adsorption, as compared to chemisorption, the
24903. The combustion equations of carbon and carbon monoxide are as follows:
C + O2 = CO2, ΔH = - 394 kJ/kg . mole CO + 1/2 O2 = CO2, ΔH = - 284.5 kJ/kg. mole.
The heat of formation of CO is __________ kJ/kg. mole.
24904. Dissolving a solute in a solvent does not change its
24905. Which among the following vitamins is not a fat soluble one?
24906. The reaction A + B → C has been conducted in a reactor as shown below.
The number of boundaries around which material balance can be written, are
24907. Heat of transition is the heat evolved or absorbed, when a substance is converted from
24908. 1 BTU/lb.←°F is equivalent to __________ kcal/kg.°C.
24909. The forces causing the vaporisation of liquid are derived from the Kinetic energy of translation of its molecules. The heat of vaporisation
24910. For a neutral solution (pH = 7), the value of[H+] [OH-] is equal to
24911. Which of the following gravity scales is used exclusively for liquids heavier than water ?
24912. For any system, the __________ heat of solution is dependent on the temperature and the adsorbate concentration.
24913. Weight of 56 litres of ammonia at N.T.P. is __________ gm.
24914. Concentration of a solution expressed in terms of __________ is independent of temperature.
24915. The average translational kinetic energy with which a gas molecule is endowed is dependent on its
24916. The vapor pressure of a substance, at its melting point, is __________ in the solid state as compared to that in the liquid state.
24917. Heat of __________ of a fuel is called its calorific value.
24918. Recycling in a chemical process facilitates
24919. Kinetic theory of gases stipulates that, the
24920. Solutions having the same osmotic pressure are called __________ solutions.
24921. One micron is equal to __________ cm.
24922. A vapor that exists above its critical temperature is termed as a __________ vapor.
24923. The crystallisation of a solute from a solution may be done by
24924. At what temperature, given mass of a gas that occupies a volume of 2 litres at N.T.P. will occupy a volume of 4 litres, if the pressure of the gas is kept constant ?
24925. 1 kg/m2 is equal to __________ mm water column.
24926. An equation for calculating vapour pressure is given by, log10 P = A - B(t + c). This is called the
24927. The value of the gas-law constant 'R' is 1.987
24928. Osmotic pressure of the solution can be increased by
24929. Heat of neutralisation of a strong acid and strong base is always a constant value, i.e., 57 KJ/Kg mole. This is because
24930. 1 gm mole of an alcohol whose molecular weight is 74 contains 48 gms of carbon, 10 gms of hydrogen and 16 gms of oxygen. Its molecular formula is
24931. A solution with reasonably permanent pH is called a/an __________ solution.
24932. The value of Trouton's ratio (λb/Tb) for a number of substances is 21 (where, λb = molal that of vaporisation of a substance at its normal boiling point, KCal/kg. mole and Tb = normal boiling point, °K). The Kis-tyakowsky equation is used for calculation of Trouton's ratio of __________ liquids.
24933. Pick out the wrong unit conversion of heat transfer rate.
24934. A gas at 0°C is cooled at constant pressure until its volume becomes half the original volume. The temperature of the gas at this state will be
24935. CaCO3 contains __________ percent of Ca by weight.
24936. Solutions which distil without change in composition are called
24937. Gases having same reduced temperatures and reduced pressures
24938. Which of the following is not a unit of pressure ?
24939. The evaporation of aqueous solution of sugar causes its molarity to
24940. The shortest distance between two places measured along the surface of the earth, is
24941. The correction for parallax, is
24942. What is the effect of deficit financing on economy?
24943. Systematic errors
24944. Perspective centre relates to
24945. The most convenient co-ordinate system for specifying the relative positions of heavenly bodies on the celestial sphere, is
24946. In a tropical year, the number of sidereal days, are
24947. Pick up the correct statement from the following :
24948. Polaris is usually observed for the determination of the azimuth when it is
24949. The latitude (λ) of a place and the altitude (α) of the pole are related by
24950. Sawai Man Singh stadium is famous for which of the following game/sport?