Moles of oxygen atoms are present in 3 moles of K 2 CrO 4 -A- 10B- 14C- 16D- 12

The correct option is D 121 mole of K2CrO4 has 4 moles of oxygen atoms. ⇒3 moles of K2CrO4 will have 12 moles of oxygen atoms. ...

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Byju's Answer

Standard X

Chemistry

Mole Concept and Avogadro's Number

moles of oxyg...

Question

moles of oxygen atoms are present in 3 moles of $K_{2} {CrO}_{4}$ .

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Solution

The correct option is D 12
1 mole of $K_{2} {CrO}_{4}$ has 4 moles of oxygen atoms.
$\Rightarrow 3 moles of K_{2} {CrO}_{4} will have 12 moles of oxygen atoms .$

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moles of oxygen atoms are present in 3 moles of K2CrO4.

The correct option is D 121 mole of K2CrO4 has 4 moles of oxygen atoms. ⇒3 moles of K2CrO4 will have 12 moles of oxygen atoms.

moles of oxygen atoms are present in 3 moles of $K_{2} {CrO}_{4}$ .

The correct option is D 12
1 mole of $K_{2} {CrO}_{4}$ has 4 moles of oxygen atoms.
$\Rightarrow 3 moles of K_{2} {CrO}_{4} will have 12 moles of oxygen atoms .$