In true solution the solute particle diameter is
A) more than 1 nm
B) less than 1 nm
C) equal to 1nm
D) none of these
1 Answers
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A spherical cannonball 28 cm in diameter is melted and cast into a right circular cone mould, whose base is 35 cm in diameter. Find the height of the
Correct Answer - 35.84 cm
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A hole is drilled in a copper sheet. The diameter of the hole is 4.24 cm at 27 °C. What is the change in the diameter of the hole when the sheet
Given: d1 = 4.24 cm, ∆T = 227 – 27 = 200 °C, α = 1.70 × 10-5 °C-1 To find: Change in diameter (∆d) Formula: α = \(\frac{d_2-d_1}{d_1\triangle T}=\frac{\triangle d}{d_1 \triangle T}\) Calculation: From formula. ∆d =...
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Dissolved substance in a solution A) Solvent B) Solute C) Mixture D) Water
Correct option is B) Solute
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If the amount of solute is less than the saturation level of a solution, then the solution is said to be
B) unsaturated solution
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The amount of solute present in a saturated solution at a certain temperature is called …………………..
Correct option is B) solubility
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If the amount of solute is little in a solution, then it is said to be …………….. solution.
Correct option is A) diluted
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If the amount of solute is more in a solution, then it is said to be …………….. solution.
B) concentrated
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The amount of solute present in a given amount of solution is called ……………….. of the solution.
C) concentration
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Mass by mass percentage of a solution = A) mass of solute/mass of solution × 100
A) \(\cfrac{mass \,of \,solute}{mass \,of \,solution}\) × 100
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80 ml of solution contains 20 gr of solute. The mass by volume percentage of the solution is
Correct option is C) 25%
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