Question

Solution used to remove hydrogen sulphide
impurity present in hydrogen gas?


a) Caustic Potash
b)Lead nitrate solution

Answer 1

Explanation:

ABSTRACT OF THE DISCLOSURE Crude hydrogen gas containing carbon dioxide and hydrogen sulfide impurities is scrubbed with aqueous liquid triethanolamine solution to remove the impurities from the hydrogen gas.

Answer 2

Answer:

Q.3- When two resistances R1 and R2 are connected in parallel, the net

resistance is 3 ohm. When connected in series, its value is 6 ohm.