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A N EXCEL PUBLICATION-SOME BASIC CONCEPTS OF CHEMISTRY-QUESTION BANK
- Which one of the following will have largest number of atoms? 1g Au (...
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- Calculate the mass of one 12C atom in gram.
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- Calcium carbonate reacts with HCl as CaCO3+2HClrarrCaCl2+H2O+CO2 Calcu...
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- Manganese dioxide reacts with hydrochloric acid as MnO2+4HClrarrMnCl2+...
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- Chlorine is prepared in the laboratory by treating manganese dioxide(M...
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- Calculate the number of moles of O2 required to produce 240 g of Mgo ...
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- How many moles of oxygen are given by the complete decomposition of 1...
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- If the mass percent of various elements of a compound' is known, its e...
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- If the mass percent of various elements of a compound' is known, its e...
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- One mole is the amount of substance that contains as many elementary p...
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- One mole is the amount of substance that contains as many elementary p...
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- The laws of chemical combination are the basis of the atomic theory. N...
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- The laws of chemical combination are the basis of the atomic theory. S...
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- The laws of chemical combination are the basis of the atomic theory Ca...
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- The laws of chemical combination governs the formation of compounds fr...
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- The combination of elements from compounds is governed by the laws of ...
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- The combination of elements form compounds is governed by the laws of ...
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- The combination of elements form compounds is governed by the laws of ...
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- Mole is a very large number to indicate the number of atoms, molecules...
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- How is molecular formula different from the empirical formula?
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