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AAKASH SERIES-STOICHIOMETRY-QUESTIONS FOR DESCRIPTIVE ANSWERS
- Distinguish between element and compound?
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- Copper forms two oxide Cu(2)O(x) and Cu(2)O(y). For the same amount of...
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- What are the molecular mass and molar mass, if each molecule of a subs...
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- Density of metal is 7.42 ""gcc""^(-1). If the radius of metal atom is ...
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- Calculate the mass of 10^(22) formula units of blue vitriol.
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- The atomic weight of two isotopes of boron are 10.01 and 11.01 . If th...
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- Ratio of atoms in an oxide of sulphur is 3:1 .What is the ratio of wei...
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- There are more number of atoms in one gram atom of an element than in ...
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- The formula weight of metal chloride is 136 and specific gravity of me...
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- How many fundamental particles are present in 10u of helium?
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- 0.22g of a metal chloride required 0.51g of AgNO(3) to precipitate chl...
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- Density of a gas relative to air is 1.17. What is the molar mass of ga...
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- KCl contains 52% of potassium and KI contains 23.6% potassium by weigh...
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- What weight of flurine is present in one gram of a fluoride tooth past...
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- One gram of copper is dissolved in nitric acid and crystal hydrate Cu(...
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- The weight ratio of elements carbon, nitrogen and hydrogen in a compou...
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- 100grams of a hydrocarbon has 93.71 g of carbon. What is its empirical...
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- 0.234g of an organic compound on heating with conc nitric acid and sil...
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- An organic compound contains 52.2%C, 13%H and remaining oxygen.What is...
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- Two oxides of a non-metal X contain 50% and 40% of non -metal respecti...
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