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Physical Properties

How many mole...

Question

How many moles of Na+ ions are present in 318g sodium carbonate? (Molar mass of Na2CO3= 106g)

6.66

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Solution

The correct option is A 6.66
Molar mass of Na2CO3= 106g

No. Of moles of Na2CO3 in 318g= 318/106= 3 moles

Each mole of Na2CO3 gives two Na+ and one CO32- ions.
**No. Of moles of Na+ ions= 23=6
Molar mass of Na2CO3= 106g

No. Of moles of Na2CO3 in 318g= 318/106= 3 moles

Each mole of Na2CO3 gives two Na+ and one CO32- ions.
No. Of moles of Na+ ions= 23=6
Molar mass of Na2CO3= 106g

No. Of moles of Na2CO3 in 318g= 318/106= 3 moles

Each mole of Na2CO3 gives two Na+ and one CO32- ions.
No. Of moles of Na+ ions= 23=6
Molar mass of Na2CO3= 106g

No. Of moles of Na2CO3 in 318g= 318/106= 3 moles

Each mole of Na2CO3 gives two Na+ and one CO32- ions.
No. Of moles of Na+ ions= 23=6
Molar mass of Na2CO3= 106g

No. Of moles of Na2CO3 in 318g= 318/106= 3 moles

Each mole of Na2CO3 gives two Na+ and one CO32- ions.
No. Of moles of Na+ ions= 23=6
Molar mass of Na2CO3= 106g

No. Of moles of Na2CO3 in 318g= 318/106= 3 moles

Each mole of Na2CO3 gives two Na+ and one CO32- ions.
No. Of moles of Na+ ions= 23=6
Molar mass of Na2CO3= 106g

No. Of moles of Na2CO3 in 318g= 318/106= 3 moles

Each mole of Na2CO3 gives two Na+ and one CO32- ions.
No. Of moles of Na+ ions= 23=6
Molar mass of Na2CO3= 106g

No. Of moles of Na2CO3 in 318g= 318/106= 3 moles

Each mole of Na2CO3 gives two Na+ and one CO32- ions.
No. Of moles of Na+ ions= 23=6
Molar mass of Na2CO3= 106g

No. Of moles of Na2CO3 in 318g= 318/106= 3 moles

Each mole of Na2CO3 gives two Na+ and one CO32- ions.
No. Of moles of Na+ ions= 23=6
Molar mass of Na2CO3= 106g

No. Of moles of Na2CO3 in 318g= 318/106= 3 moles

Each mole of Na2CO3 gives two Na+ and one CO32- ions.
No. Of moles of Na+ ions= 23=6
Molar mass of Na2CO3= 106g

No. Of moles of Na2CO3 in 318g= 318/106= 3 moles

Each mole of Na2CO3 gives two Na+ and one CO32- ions.
No. Of moles of Na+ ions= 23=6
Molar mass of Na2CO3= 106g

No. Of moles of Na2CO3 in 318g= 318/106= 3 moles

Each mole of Na2CO3 gives two Na+ and one CO32- ions.
No. Of moles of Na+ ions= 23=6
Molar mass of Na2CO3= 106g

No. Of moles of Na2CO3 in 318g= 318/106= 3 moles

Each mole of Na2CO3 gives two Na+ and one CO32- ions.
No. Of moles of Na+ ions= 23=6
Molar mass of Na2CO3= 106g

No. Of moles of Na2CO3 in 318g= 318/106= 3 moles

Each mole of Na2CO3 gives two Na+ and one CO32- ions.
No. Of moles of Na+ ions= 23=6**

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