2.5 g of a hydrate barium salt gave on heating, 2.13 g of...
2.5 g of a hydrate barium salt gave on heating, 2.13 g of the anhydrous salt. Given that the relative molecular mass of the of the anhydrous salt is 208, the number of molecules of water of crystallization of the barium salt is
10
7
5
2
1
Correct answer is D
No explanation has been provided for this answer.
When element 20A combines with element 8Y,...
The following compounds will decompose on heating except ...
The complex compound formed when aluminum dissolves in aqueous sodium hydroxide is ...
CO(g) + H2 O(g) → CO2(g) + H2(g) Calculate the standard heat change ...
Reduction of nitroalkanes, nitrites and amides is a route for the preparation of ...
Which of the following compounds will undergo polymerization reaction? ...
For the general equation of the nature xP + yQ ⇌ mR + nS, the expression for the equilibrium cons...
Given that for the reaction KOH (aq) + HCI(aq) → KCI(aq) + H2O(L) H = - 54 Kj mol-1. What is th...