what is volume strength and how to calculate it?
why is density of water maximum at 4 degree celsius?
What causes the
temporary and permanent hardness of water?
what catalyst is used in the reaction H2 +I2 ---> 2HI?
Calculate the strength of 10 volume solution of hydrogen peroxide.
Why are metallic hydrides written as LaH2.87, YbH2.55, PdH0.6− 0.8?
Can u explain the methods of removing hardness of water-softening of hard water? Permutit process and organic ion exchanger?? with diagram?
methane is which type of hydride
a- electron deficient molecular
b- electron precise hydride
c- electron rich hydride
d- none of these
.Q8 Calculate molarity and normality of 20 volume of H2O2? What is its mass percentage?
what is acidified water?
what is electrolysis?
What is the formula of "syn gas"?
What is calgon?
what is synthetic resin method?
which of the following is not a water softener
how would u distinguish b/w butyne-1 and butyne-2 ?
What do you understand by the term 'autoprotolysis' of water?What is its significance?
What is the chemical formula of permutit and how it is used?
What are electron deficient, electron precise and electron rich hydrides.....give exampls also.....
what is reaction of electrolysis of barium hydroxide using nickel as a catalyst??
why is H2 O2 viscous...? why does it have more dipole moment than H2O?please help
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