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In a compound 8 g of sulphur combine wit...

In a compound 8 g of sulphur combine with 8 g of oxygen. What is the empirical formula of the compound? (R.A.M.: S = 32, O = 16).

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To find the empirical formula of the compound formed by 8 g of sulfur and 8 g of oxygen, we can follow these steps: ### Step 1: Calculate the number of moles of sulfur and oxygen. The formula to calculate the number of moles is: \[ \text{Number of moles} = \frac{\text{Given mass (g)}}{\text{Molar mass (g/mol)}} \] ...
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ICSE-MOLE CONCEPT AND STOICHIOMETRY-QUESTIONS FOR PRACTICE
  1. A compound contains 50% Ca, 15% C and 35% N atoms by mass. Determine t...

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  2. Sodium chloride is composed of 39.4% sodium and 60.6% chlorine. Prove ...

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  3. In a compound 8 g of sulphur combine with 8 g of oxygen. What is the e...

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  4. A compound is composed of 43.4% Na, 11.32% C and rest of oxygen by mas...

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  5. A compound contains 10% C, 0.8% H and 89.2% Cl by mass. Determine its ...

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  6. A compound contains 25.52% C, 6.38% H and 68.1% S by mass. If the mole...

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  7. Write the empirical formula of each one of the following: H(2O(2)

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  8. Write the empirical formula of each one of the following: CO(2)

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  9. Write the empirical formula of each one of the following: C(6) H(6)

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  10. Write the empirical formula of each one of the following: C(6)H(12)...

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  11. Write the empirical formula for each of the following: C(4)H(10)

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  12. Write the empirical formula of each one of the following: C(6)H(12)

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  13. Write the empirical formula of each one of the following: C(2)H(6)S...

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  14. Write the empirical formula of each one of the following: C(6)H(8)N...

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  15. The molecular formula of an organic acid is H(2)CO(2) What is its emp...

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  16. A compound is composed of 2.2% hydrogen, 26.6% carbon and 71.2% oxygen...

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  17. A compound is composed of 29.11% sodium, 40.51% sulphur and 30.38% oxy...

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  18. A compound contains 87.5% nitrogen and 12.5% hydrogen by mass. Determi...

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  19. An organic compound with vapour density 94 contains C = 12.67%, H = 2....

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  20. A gaseous hydrocarbon contains 82.76% of carbon. Given that its vapour...

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