Define the following terms :
Molality (m)

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

Define the following terms : Metal

Define the following terms: Ray

Define the following terms P^H

Define the following terms : Matter

Define the following terms : Alloy

Define the following terms. Ore

Define the following terms : Mixture

Define the following terms : Metalloids