Which element is not a part of a nitrogenous base?
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______ bond holds the atoms together within a water molecule.
Which electron dot formula represents a polar molecule?
Which of the following gases is heavier than oxygen?
Number of Sigma and Pi bonds in benzene, respectively is
Dried fruit like raisins when soaked in water, bulge and get filled with water. What is the scientific reason that explains this daily life event?
Absolute Zero is defined as
The series of processes by which nitrogen and its compounds are inter-converted in the environment and in living organisms is called _____ .