If pH value of a solution is 8, then its pOH value will be ____________________?
If pH value of a solution is 8, then its pOH value will be ____________________?
A. 6
B. 1
C. 7
D. 10
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In which of the following case of mixing of a strong acid with strong base (each of 1N concentration), temperature increase will be the highest ?
In which of the following case of mixing of a strong acid with strong base (each of 1N concentration), temperature increase will be the highest ?A. 30 c.c acid and 30 c.c base
B. 20 c.c acid and 25 c.c base
C. 15 c.c acid and 35 c.c base
D. 35 c.c acid and 15 c.c baseThe increase in the temperature of the aqueous solution will result in decrease of its________________?
The increase in the temperature of the aqueous solution will result in decrease of its________________?A. Weight % of the solute
B. Mole fraction of the solute
C. Molarity
D. MolalityThe density of a gas ‘X’ is twice that of another gas ‘Y’. If the molecular weight of gas ‘Y’ is ‘M’; then the molecular weight of the gas ‘X’ will be________________?
The density of a gas ‘X’ is twice that of another gas ‘Y’. If the molecular weight of gas ‘Y’ is ‘M’; then the molecular weight of the gas ‘X’ will be________________?A. 2M
B. M/2
C. M
D. M/4In a chemical process, the recycle stream is purged for______________________?
In a chemical process, the recycle stream is purged for______________________?A. Increasing the product yield
B. Enriching the product
C. Limiting the inerts
D. Heat conservationTwo solutions A1 and A2 have pH value of 2 and 6 respectively. It implies that the solution_____________________?
Two solutions A1 and A2 have pH value of 2 and 6 respectively. It implies that the solution_____________________?A. A2 is more alkaline than solution A2
B. A1 is highly acidic
C. A1 is very slightly acidic
D. Both A. & C.Isotopes are atoms having the same _____________________?
Isotopes are atoms having the same _____________________?A. Mass number
B. Number of neutrons
C. Atomic mass
D. None of these