CBSE
Multiple Choice Questions20 volume H2O2 solution has a strenght of about
30%
6%
3%
10%
A gaseous mixture contains 56 g of N2, 44 g of CO2 and 16 g of CH4. The total pressure of mixture is 720 mm of Hg. The partial pressure of methane is :
75 atm
160 atm
180 atm
215 atm
The volume of oxygen necessary for the complete combustion of 20 L of propane is :
40 L
60 L
80 L
100 L
74.5 g of a metallic chloride contains 35.5 g of chlorine, the quivalent weight of the metal is
19.5
35.5
39
78.0
