The well-known dialogue between Nachiketa and Yama is mentioned in which Upanishada?
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Which type of reaction occurs when carbon burns in oxygen to give carbo dioxide?
The gravitational force of attraction between two bodies is ____________________ the distance between the two bodies.
What is formed when helium atom loses one electron?
The instrument used to regulate temperature to particular degree is called
___ is the number of shells for elements of the 3rd period.
Isobars are atoms of different chemical elements that have ______.
Match the following with the correct response.