The equivalent weight of a solid element is found to be 9. If the specific heat of this element is 1.05 Jgâ1 Kâ1, then its atomic weight is :
The volume of chlorine at STP required to liberate all the bromine and iodine in 100 ml of 0.1 M each of KI and MBr2 will be:
Percent by mass of a solute (molar mass = 28 g) in its aqueous solution is 28. Calculate the mole fraction (X) and molality (m) of the solute in the solution.
Number of moles of KMnO4 required to oxidize one mole of Fe(C2O4) in acidic medium is
0.5400 g of a metal X yields 1.020 g of its oxide X2O3. The number of moles of X is:
The density of 0.5 M glucose solution is 1.0900 g mLâ1. The molality of the solution is
3g of an oxide of a metal is converted to chloride completely and it yielded 5 g of chloride. The equivalent weight of the metal is
If 0.5 mol of BaCl2 is mixed with 0.2 mole of Na3PO4, find the maximum amount of Ba3 (PO4)2 that can be
On reduction 1.644 g of hot iron oxide give 1.15 g of iron. Evaluate the equivalent weight of iron.
