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A N EXCEL PUBLICATION-SOME BASIC CONCEPTS OF CHEMISTRY-QUESTION BANK
- Calculate the percentage of magnesium in MgSO4
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- How much copper can be obtained from 100 g of CuSO4 (Atomic mass of Cu...
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- An oxide of nitrogen contains 25.9% of nitrogen. What is its empirical...
03:41
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- Calculate the mass of chlorine required to react with 0.20 g of hydrog...
03:36
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- Calculate the volume of oxygen at STP that can be produced by heating ...
06:19
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- Calculate the number of moles and mass of methane required to produce ...
04:12
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- 1.5 g of H2react with 14.5 g of O2 to form water Which is the limitin...
01:58
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- 1.5 g of H2react with 14.5 g of O2 to form water Calculate the amount...
04:58
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- 1.5 g of H2react with 14.5 g of O2 to form water Calculate the amount...
03:31
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- 4g of Noah are dissolved in 100 mL of solution. Find its molality if t...
04:40
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- Calculate the mass of zinc required to produce 448 mL of H2 at STP by...
02:18
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- How much iron can be theoretically obtained by the reduction of 1 kg o...
04:21
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- 7g of N2 is allowed to react with 2g H2 in presence of catalyst to for...
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- 7g of N2 is allowed to react with 2g H2 in presence of catalyst to for...
03:42
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- Calculate molecular mass of glucose (C6H12O6) molecule.
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- A compound contains 4.07% hydrogen, 24.27% carbon and 71.65% chlorine....
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- Calculate the amount of water (g) produced by the combustion of 16 g o...
02:09
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- How many moles of methane are required to produce 22 g CO2(g)after com...
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- 50.0 kg of N2(g) and 10.0 kg of Hydrogen (g) are mixed to produce NH3(...
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- A solution is prepared by adding 2 g of a substance A to 18 g of water...
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