Unit of power is____________________?
Unit of power is____________________?
A. Joule
B. Watt
C. Joule/Second
D. Both B. & C.
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Which of the following is not a colligative property ?
Which of the following is not a colligative property ?A. Osmotic pressure
B. Depression of freezing point
C. Lowering of vapor pressure
D. None of theseAssume that benzene is insoluble in water. The normal boiling points of benzene and water are 80.1 and 100°C respectively. At a pressure of 1 atm, the boiling point of a mixture of benzene and water is__________________?
Assume that benzene is insoluble in water. The normal boiling points of benzene and water are 80.1 and 100°C respectively. At a pressure of 1 atm, the boiling point of a mixture of benzene and water is__________________?A. 80.1°C
B. Less than 80.1°C
C. 100°C
D. Greater than 80.1°C but less than 100°CVolume occupied by one gm mole of a gas at S.T.P. is ____________________?
Volume occupied by one gm mole of a gas at S.T.P. is ____________________?A. 22.4 litres
B. 22400 litres
C. 22.4 c.c
D. 359 litresNumber of gram equivalent of solute dissolved in one litre of solution is called its___________________?
Number of gram equivalent of solute dissolved in one litre of solution is called its___________________?A. Normally
B. Molarity
C. Molality
D. FormalityFireclay refractories___________________?
Fireclay refractories___________________?A. Are not resistant to the action of basic slags
B. Combine with salts (e.g. chlorides sulphates etc.) & bases (e.g. lime, magnesia etc.) forming
fusible aluminates silicates etc
C. Shrink during firing
D. All A., B. and C.A gas at 0°C was subjected to constant pressure cooling until its volume became half the original volume. The temperature of the gas at this stage will be________________?
A gas at 0°C was subjected to constant pressure cooling until its volume became half the original volume. The temperature of the gas at this stage will be________________?A. 0°C
B. 0°K
C. -136.5°C
D. -136.5°K