Which of the following has the maximum water potential?

pure water

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2% sucrose solution

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4% glucose solution

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10% sodium chloride solution

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Solution

The correct option is A pure water
The maximum value of water potential is zero and pure water has this value.

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Similar questions

Write a balanced chemical equation with state symbols for the following reactions.

(i) Solutions of barium chloride and sodium sulphate in water react to give insoluble barium sulphate and the solution of sodium chloride.

(ii) Sodium hydroxide solution (in water) reacts with hydrochloric acid solution (in water) to produce sodium chloride solution and water.

10

% solution (by mass) of sucrose in water has a freezing point of

269.15 K

. Calculate the freezing point of

10

% glucose in water if the freezing point of pure water is

273.15 K

(Given : molar mass of sucrose

= 342 g m o l^{-}

, Molar mass of glucose

= 180 g m o l^{- 1}

)

(a) A $10 %$ solution (by mass) of sucrose in water has a freezing point of 269.15 K. Calculate the freezing point of $10 %$ glucose in water if the freezing point of pure water is 273.15 K.
given:
(Molar mass of sucrose = 342 g $m o l^{- 1}$ )
(Molar mass of glucose = 180 g $m o l^{- 1}$ )
(b) Define the following terms:
(i) Molality (m)
(ii) Abnormal molar mass.

Q. Arrange the following solutions in increasing order of their osmotic pressures
(i)

34.2 g / l i t r e

sucrose
(ii)

60 g / l i t r e

of urea
(iii)

90 g / l i t r e

of glucose
(iv)

58.5 g / l i t r e

of sodium chloride

Q. Write a balanced chemical equation with state symbols for the following reactions.
Sodium hydroxide solution (in water) reacts with a hydrochloric acid solution (in water) to produce sodium chloride solution and water.

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Which of the following has the maximum water potential?

The correct option is A pure waterThe maximum value of water potential is zero and pure water has this value.

The correct option is A pure water
The maximum value of water potential is zero and pure water has this value.