JEE Main 2006 Chemistry question

Chemistry Some Basic Concepts of Chemistry JEE Main 2006

How many moles of magnesium phosphate, will contain 0.25 mole of oxygen atoms?

(1)0.02
(2)Correct
(3)
(4)

Answer: (2)

Solution

Each formula unit of contains O atoms. Moles of salt , option (2).

Question ID VK-038792