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NARAYNA-SOME BASIC CONCEPTS IN CHEMISTRY STOICHIOMETRY (PART-I)-All Questions
- Given the number: 161 cm, 0.161 cm, 0.0161 cm. The number of significa...
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- If water sample are taken from sea, rivers or lake, they will be found...
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- The percentage of hydrogen in water and hydrogen peroxide is 11 .1 and...
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- The density of water is 1gm//ml. The volume of water drop is 1.8 ml. T...
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- Increasing order of number of moles of the species (i) 3grams of No (i...
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- 0.44 g of colourless oxide of nitrogen occupies 224 ml at STP. The mol...
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- How many moles of magnesium phosphate, Mg(3)(PO(4)(2) will contain 0.2...
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- Volume of a gas at STP is 1.12xx10^(-7) c c. Calculate the number of m...
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- Number of electrons in 1.8 grams of H(2)O are
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- From 320 mg. of O(2), 6.023 xx 10^(20) molecules are removed, the no. ...
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- An oxide of nitrogen has a molecular weight 92. Find the total number ...
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- Number of moles of KI required to prepare 0.4 moles of K(2)Hgl(4), whe...
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- How many water molecules are there in one drop pf water (volume 0.0018...
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- 1.5g CdCl(2) was formed to contain 0.9g Cd. Calculate the atmic weight...
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- The vapour density of a tribasic acid is x. the equivalent mass of tha...
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- The equivalent weight of divalent metal is 31.82. The weight of a sing...
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- If N(A) is Avogadro's number, then the number of oxygen atom in one g-...
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- At STP one litre of a gas weight 1.25 grams. The gas contains 85.71% o...
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- A certain compound contains magnesium, carbona dn Nitrogen in the mass...
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- An organic compound having molecular mass 60 is found to contain C = 2...
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