The pH value increase from 7 to 14 represents a
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In a water molecule, the ratio of mass of Hydrogen to the mass of Oxygen is always:
Crabs belongs to the phylum
Which enzyme has been used by scientists of Massachusetts Institute of Technology to induce plants to give off dim light?
Mirages are formed primarily due to ___ of light.
The latest issued bank notes in the denomination of Rs. 50 by RBI have what motif on their reverse side?
Which of the following events is NOT considered for the time being of Viceroy Lord Lytton?
Kakori train robbery was organized by the ___ in 1925.