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Science

Question

HURRY 50 points

PLZ URGENT

RIGHT ANSWER IS 6 MOLES.

NO SPAMMING OR YOUR ANSWER WILL BE DELETED. ​
HURRY 50 points PLZ URGENT RIGHT ANSWER IS 6 MOLES. NO SPAMMING OR YOUR ANSWER WILL BE DELETED. ​

2 Answer

  • Answer:

    1 molal conc. mean one mole of Al2(So4)3 but when it is dissolved in sol having 2 moles of it as it said 2.684.. something then 6 moles would be produced coz one mole of Al2(SO4)3 have 3 So4 group while 2 mole of this substance will have 6 So4 groups that will react with bacl and produce 6 moles of baso4

  • ★ Answer :

    6 moles will be produced because when the compound Al2 (SO4)3 solution of 1 molar concentrqtion present in 1 litre solution of 2.684 g/cc. And also there are three moles of SO4.

    → 3 * 2.684

    → 8.052

    Which is the nearest to 6 moles.

    So, Option C is the required answer.