Define latent heat of vaporization.
Updated 1/12/2026
State the properties of a solution.
Updated 1/12/2026
Riya prepares a salt solution by dissolving 20 grams of common salt in 180 grams of water. She wants to express the concentration of this solution. i. What is the mass of the solute in this solution? ii. What is the mass of the solvent in this solution? iii. What is the total mass of the solution? iv. Calculate the concentration of the solution in terms of mass by mass percentage. (Formula: (Mass of solute / Mass of solution) × 100)
Updated 1/12/2026
What is “concentration of a solution”?
Updated 1/12/2026
Explain law of constant proportion.
Updated 1/12/2026
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