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NARAYNA-SOME BASIC CONCEPTS IN CHEMISTRY STOICHIOMETRY (PART-I)-All Questions
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- Which of the following contain 9 xx 10^(23) oxygen atoms?
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- Number of gram atoms of oxygen present in 0.3 mole of (COOH)(2).2H(2)O...
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- No. of moles of water in 488.6 gms of BaCl(2).2H(2)O are (molecular we...
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- Equivalent weight of metal 'M' is 12. Equivalent weight of Y in the co...
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- The oxide of an element possesses the formula MO(2). If the equivalent...
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- 3 g of an oxide of a metal is converted completely to 5 g chloride. Eq...
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- A compound contains 28% N and 72% of a metal by weight . Three atoms o...
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- An organic compound contains 40%C, 6.6%H. The empirical formula of the...
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- X and Y are two different elements having their atomic masses in 1:2 r...
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- When 4g of iron is burnt to ferric oxide at constant pressure, 29.28KJ...
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- X' grams of calcium carbonate was completely burnt in air. The weight ...
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- When oxalic acid is heated with concentrated H(2) SO(4) it produces
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- Which of the following solutions has the highest normality ?
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- 12 ml of 0.25 N H(2)SO(4) is neutralised with 15 ml of sodium hydroxid...
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- The specific gravity of H(2)SO(4) is 1.8 g// c c and this solution is...
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- What volume of 75%H(2)SO(4) by mass is required to prepare 1.5 litres ...
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- 4.9 g of H(2)SO(4) is present in 100 mL of the solution. What is the m...
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- How many grams of methanol would have to be added to water to prepare ...
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- What weight of sodium hydroxide is required to neutralise 100 ml of 0....
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