Question

how can we remove impurities from hydrogen​

Answer 1

Answer:

Impurities can be easily removed if they are either much more soluble or much less soluble in the solvent than the compound of interest. ... The insoluble material is then filtered while the solution is kept hot (called "hot filtration"), and then the desired compound is crystallized and collected by suction filtration.

Answer 2

Answer:

thanks for free point good night