Questions

Atomic mass of Nitrogen is 14 and that of Hydrogen is 1. What will be the molecular mass of Ammonia?

The Dhola-Sadiya Bridge, dedicated to the nation by Prime Minister Narendra Modi, is built across which river?

What is the transplantation of graft between genetically identical individuals ?

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.
Neha said, "Need I write a letter?"

Diamond does not conduct electricity, because

If two coulomb of charge flows through any cross-section of a conductor in one second, what will be the current flowing through it?

What is the name of the acid in an ant's sting?

Name the international treaty designed to protect the ozone layer from CFCs.