Calculate the mass of chlorine gas which occupies a volum...
Calculate the mass of chlorine gas which occupies a volume of 1.12 dm3 a volume of 1.12 dm3 at s.t.p [Cl = 35.5, 1 mole og gas occupies 22.4 dm3 at s. t. p ]
1.80g
3.55g
7.10g
15.50g
Correct answer is B
1 mole Cl2 occupy 22.4dm3
i.e 2 x 35.5 → 22.4 ; x → 1. 12
:. x = 1.1222.4 x 2 x 35.5 = 3.55
Identify the reducing agent in the following reaction: Zn + CuSO4 → ZnSO4 + Cu...
In the above experiment, the litmus paper will initially ...
A sample of any of the following substances disappears after some time when exposed to air like...
22688Ra → x86Rn + alpha particle...
The alloy used for welding and plumbing contains ...
The spontaneity of a chemical reaction is determined by the change in the ...
Which of the following ions requires the largest quantity of electricity for dischar...