By how many atomic mass units do subsequent members of homologous series differ?
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___ is one of the states of matter obtained by cooling a gas of very low density to extremely low temperatures.
What is the valency of magnesium?
‘Marketing Support and Services Scheme’ (in the Eleventh Plan) Supports artisans related to ___________.
Ping-pong Diplomacy is related to which of the following countries?
The SI unit of electric charge is
Chinese spacecraft Chang’e 5 has returned to the Earth, carrying samples from which astronomical body?
Which is the most important factor that determines whether advertising by manufacturing sector will lead to higher sales?