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A sample of clay was partially dried. It...

A sample of clay was partially dried. It then contained `50%` slica and `7%` water. The original clay contained `12%` water find the percentage of silica in the original sample

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The correct Answer is:
`47.312%`
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MOTION-MOLE CONCEPT-EXERCISE - 3
  1. The elements A and B form a compound that contains 60% A and 40% B by ...

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  2. A sample of chalk contains clay as impurity. The clay impurity loses 1...

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  3. A sample of clay was partially dried. It then contained 50% slica and ...

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  4. In an organic compound of molar mass greater than 100 containing only ...

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  5. The simplest formula of a compound containing 50% of an element X (ato...

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  6. The sodium salt of methyul orange has 7% sodium. What is the minimum m...

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  7. In the following equation : FeS(2)+O(2) rarr Fe(2)O(3)+SO(2) Calcu...

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  8. Equal weights of Zn metal and iodine are mixed together and I(1) is co...

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  9. Li metal is one of the few substances that reacts directly with molecu...

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  10. Carbon disulphide CS(2) can be made from be product SO(2). The overall...

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  11. 1.0 mole of Fe reacts completely with 0.65 mole of O(2) to give a mixt...

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  12. One mole of potassium chlorate is thermally decomposed and excess of a...

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  13. How many moles of potassium chlorate need to be heated to produce 11.2...

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  14. When x grams of carbon are heated with y grams of oxygen in a closed v...

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  15. If a piece of iron gains 10% of its weight due to partial rusting into...

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  16. A chemist wants to prepare diborane by the reaction BF(3) rarr 6 L...

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  17. Carbon reacts with chlorine to form C""Cl(4). 36 gm of carbon was mixe...

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  18. P(4)S(3)+8O(2) rarr P(4)O(10)+3SO(2) Calculate minimum mass of P(4)S...

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  19. By the reaction of carbon and oxygen, a mixture of CO and CO(2) is obt...

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  20. A fluorine disposal plant was constructed to carryout the reactions : ...

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