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+3
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When a rod of metal A is dipped in an aqueous solution of metal B (concentration of B^2+ ion being 1 M) at 25°C,
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Apr 5, 2019
in
Chemistry
by
kratos
class-11
physical chemistry
ionic equilibrium
mole and equivalent concept
dilute solutions
colligative properties
class-12
chemical equilibrium
+3
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1
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A solution containing 30 g of a non-volatile solute exactly in 90 g water has a vapour pressure of 2.8 kPa at 298 K.
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Apr 3, 2019
in
Chemistry
by
kratos
class-11
physical chemistry
dilute solutions
colligative properties
class-12
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1
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A complex containing K^+, Pt(IV) and Cl¯ is 100% ionised giving i = 3.Thus, complex is :
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Mar 28, 2019
in
Mathematics
by
kratos
neet
solutions
cbse
class-11
physical chemistry
physics and mathematics
jee mains 2019
dilute solutions
colligative properties
class-12
+2
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1
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Calculate the concentration of CO2 in a soft drink that is bottled with a partial pressure of CO2
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Mar 20, 2019
in
Chemistry
by
kratos
class-11
physical chemistry
dilute solutions
colligative properties
class-12
chemical equilibrium
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1
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Pure benzene boiled at 80°C. The boiling point of a solution containing 1 g of substance dissolved in 83.4 g of benzene is 80.175°C.
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Mar 18, 2019
in
Chemistry
by
kratos
class-11
physical chemistry
dilute solutions
colligative properties
class-12
+3
votes
1
answer
A solution is prepared by dissolving 1.08 g of human serum albumin, a protein obtained from blood plasma,
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Mar 13, 2019
in
Chemistry
by
kratos
class-11
physical chemistry
dilute solutions
colligative properties
class-12
+2
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1
answer
Butylated hydroxytoluene (BHT) is used as an antioxidant in processed foods (it prevents fats and oils from becoming rancid).
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Mar 9, 2019
in
Chemistry
by
kratos
class-11
physical chemistry
dilute solutions
colligative properties
class-12
+3
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1
answer
Explain the property that prevents normal cells from becoming cancerous.
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Mar 6, 2019
in
Chemistry
by
kratos
neet
cbse
class-11
aiims
physical chemistry
class-10
colligative properties
dilute solutions
class-12
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votes
1
answer
The vapour pressures of ethanol and methanol are 44.5 and 88.7 mm of Hg respectively. An ideal solution is formed at the same temperature
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Feb 27, 2019
in
Chemistry
by
kratos
class-11
physical chemistry
dilute solutions
colligative properties
class-12
+2
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1
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At 27°C, a 5% solution (wt./vol.) of cane-sugar is isotonic with 8.77 g/litre of urea solution. Find m.wt. of urea, if m.wt. of sugar is 342.
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Feb 27, 2019
in
Chemistry
by
kratos
class-11
physical chemistry
dilute solutions
colligative properties
class-12
+1
vote
1
answer
An aqueous solution containing 28% by weight of liquid A (mol. wt. 140) has a vapour pressure of 160 mm at 37C.
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Feb 26, 2019
in
Chemistry
by
kratos
solutions
class-11
jee
physical chemistry
jee mains
dilute solutions
colligative properties
class-12
+3
votes
1
answer
The vapour pressure of ethanol and methanol are 44.5 and 88.7 mm Hg respectively.
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Feb 26, 2019
in
Chemistry
by
kratos
solutions
class-11
jee
physical chemistry
jee mains
dilute solutions
colligative properties
class-12
+3
votes
1
answer
All aqueous solution of liquid 'X" (mol. weight 56) 28% by weight has a vapour pressure 150 mm. Find the vapour pressure
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Feb 24, 2019
in
Chemistry
by
kratos
class-11
physical chemistry
dilute solutions
colligative properties
class-12
+3
votes
1
answer
The partial pressure of ethane over a solution containing 6.56 × 10−3 g
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Feb 22, 2019
in
Chemistry
by
kratos
neet
solutions
cbse
class-11
jee
expression of concentration
physical chemistry
type of solutions
jee mains
dilute solutions
colligative properties
class-12
+2
votes
1
answer
Heptane and octane form an ideal solution. At 373 K, the vapour pressures of the two liquid components are 105.2
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Feb 18, 2019
in
Chemistry
by
kratos
solutions
class-11
jee
physical chemistry
jee mains
dilute solutions
colligative properties
class-12
+1
vote
1
answer
A solution containing 30 g of non-volatile solute exactly in 90 g of water has a vapour pressure of 2.8
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Feb 14, 2019
in
Chemistry
by
kratos
neet
solutions
class-11
aiims
physical chemistry
dilute solutions
colligative properties
class-12
+2
votes
1
answer
Why does depression of freezing point of ice occur due to increase of superincumbent pressure?
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Feb 13, 2019
in
Chemistry
by
kratos
physical chemistry
class-12
class-11
jee mains
colligative properties
jee
solutions
dilute solutions
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vote
1
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If a 0.1 M solution of glucose (Mol. wt 180) and 0.1 molar solution of urea (Mol. wt. 60) are placed on two sided semipermeable
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Feb 7, 2019
in
Chemistry
by
kratos
neet
solutions
cbse
class-11
aiims
physical chemistry
jee mains 2019
dilute solutions
colligative properties
class-12
+1
vote
1
answer
At 25°C, a solution containing 0.2 g of polyisobutylene in 100 mL of benzene developed a rise of 2.4 mm at osmotic equilibrium.
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Feb 4, 2019
in
Chemistry
by
kratos
class-11
physical chemistry
dilute solutions
colligative properties
class-12
+1
vote
1
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Calculate the mass percent of the solute, if 4 g of a solute is dissolved in 18 g of water.
asked
Feb 1, 2019
in
Chemistry
by
kratos
some basic concepts of chemistry
solutions
class-11
physical chemistry
dilute solutions
colligative properties
class-12
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