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V PUBLICATION-SOME BASIC CONCEPTS OF CHEMISTRY-QUESTION BANK
- Determine the empirical formula of an oxide of iron which contains 69....
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- Calculate the amount of CO2 produced when 1 mole of carbon is burned i...
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- Calculate the mass of sodium acetate (CH3COONa)required to make 500 mL...
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- Calculate the concentration of nitric acid in moles per litre in a sam...
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- How much copper can be obtained from 100 g of CuSO4
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- Determine the empirical formula of an oxide of iron which contains 69....
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- Calculate the following In three moles of ethane (C2H6) Number of mol...
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- Calculate the concentration of sugar (C12H22O11) in mol L^-1 if its 20...
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- If the density of methanol is '0.793kgL^(-1)', what is its volume need...
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- Pressure is determined as force per unit area of the surface. The SI u...
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- What is the SI unit of mass? How is it defined?
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- What do you mean by significant figures?
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- A sample of drinking water was found to be severely contaminated with ...
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- Express the following in the scientific notation: i. 0.0048 ii. 234,...
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- How many significant figures are present in the following? i. 0.0025 ...
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- Round up the following upto three significant figures: i. 34.216 ii...
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- If the speed of light is 3.0xx10^8ms^(-1) calculate the distance cover...
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- In a reaction A+B2 rarrAB2 Identify the limiting reagent, if any, in t...
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- Dinitrogen and dihydrogen react with each other to produce ammonia acc...
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- How are 0.50 mol Na2CO3 and 0.50 M of Na2CO3 different.
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