How many moles of hydrogen atom are present in one mole of Aluminium hydroxide?
One mole
Two moles
Three moles
Four moles
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This question was previously asked in
UPSC NDA-2 – 2016
A mole is a unit of amount of substance, equal to Avogadro’s number (approximately 6.022 × 10²³) of elementary entities (atoms, molecules, ions, etc.). If one molecule contains a certain number of atoms of a particular element, then one mole of molecules will contain the same number of moles of those atoms.