The gases become non-ideal at ________________?
A. High temperature and high pressure
B. Low temperature and low pressure
C. High temperature and low pressure
D. Low temperature and high pressure
Submitted by :- Jamil Ahmed
CHEMISTRY
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Who made volume and pressure correction to explain deviation of gases from ideal behavior ?
A. Clausius
B. Boltzman
C. Charles
D. Vander waal
Submitted by :- Jamil Ahmed
What do we call to sudden expansion of plasma ?
A. Avogadro’s law
B. Grahams law of diffusion
C. Joule Thompson effect
D. Daltons law of partial pressure
Submitted by :- Jamil Ahmed
Addition of CH3COOH and CH3COONa gives in water_______________?
A. Standard solution
B. buffer solution
C. acidic buffer solution
D. both B & C
Submitted by :- Jamil Ahmed
Any substance which accepts H+ is base favours the concept___________________?
A. Lowrys
B. Lewis
C. Arrhenius
D. None of these
Submitted by :- Jamil Ahmed
Negative log of molar concentration of H+ ions is called___________________?
A. pH
B. pOH
C. pKa
D. pKw
Submitted by :- Jamil Ahmed
By the addition of base in water pH will be_______________?
A. more than 7
B. less than 7
C. equal to 7
D. no effect
Submitted by :- Jamil Ahmed
Catalyst used to speed up the reaction of ammonia synthesis is________________________?
A. V2O5
B. V2O5 and Pt
C. Fe
D. Pieces of Fe crystals are embedded in fused mixture of MgO Al2O3 and SiO2
Submitted by :- Jamil Ahmed
Unit of Kc is_______________?
A. moles2dm+6
B. moles-2dm+6
C. moles+2dm-6
D. Kc may or may not have units
Submitted by :- Jamil Ahmed
Conversion of reactant into product in unit time is called________________?
A. rate of forward reaction
B. rate of backward reaction
C. rate constant
D. rate co-efficient
Submitted by :- Jamil Ahmed