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What is the simplest formula of the comp...

What is the simplest formula of the compound which has the following percentage composition - Carbon 80%. Hydrogen 20% ? If the molecular mass is 30, calculate its molecular formula.

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To solve the problem step by step, we will determine the empirical formula based on the percentage composition of the elements and then use the molecular mass to find the molecular formula. ### Step 1: Determine the number of moles of each element. Given: - Percentage of Carbon (C) = 80% - Percentage of Hydrogen (H) = 20% ...
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AAKASH INSTITUTE ENGLISH-SOME BASIC CONCEPT OF CHEMISTRY-ASSIGNMENT( SECTION - D) Assertion-Reason Type Questions
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  2. A: 1 "a.m.u." = 1.66 xx 10^(-24) gram. R: Actual mass of one atom of...

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  3. A: Unit of specific gravity is gram-"cc"^(-1) R: Specific gravity i...

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  4. A: Number of atoms in 2 mole of NH(3) is equal to number of atoms in 4...

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  5. A: In the reaction 2NaOH + H(3)PO(4) to Na(2)HPO(4) + 2H(2)O equi...

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  6. A: Mass of 1 gram molecule of H(2)SO(4) is 98 gram. R: One gram atom...

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  7. A: One mole of sucrose-reacts completely with oxygen produces 268.8 li...

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  8. A: In the reaction, 2NaOH+H(2)SO(4) to Na(2)SO(4) + 2H(2)O equival...

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  9. A: When 4 moles of H(2) reacts with 2 moles of O(2), then 4. moles of ...

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  10. A: 50 ml, decinormal HCl when mixed with 50 ml, decinormal H(2) SO(4),...

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  11. A : 50 ml, decimolar H(2) SO(4) when mixed with 50 ml, decimolar NaOH,...

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  12. A : Ratio of empirical formula mass and molecular formula mass must be...

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  13. A: For a given solution (density 1 gm//ml), molality is greater than m...

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  14. A: 1 gram of salt in 1 m^(3) of solution has concentration of 1 ppm. ...

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  15. A: Total charge on N(A) ions of CO(3)^(2-) is 1.93 xx 10^(5) coulomb. ...

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  16. A: Number of ions in 9 gram of NH(4)^(+) is equal to Avogadro's number...

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