ICSE X Chemistry Mole Concept and Stoichiometry
The mass of CO2 that shall be obtained by heating 10kg 80% pure lime stone? A-line. 4kg,b-6.6kg,c-3.52kg,d-8.8kg
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30th November 2017
10:25 AM
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NEET1 NEET1 Chemistry
The number of ions present in 2L of a solution of 1.6M K4FeCN6?
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30th November 2017
10:27 AM
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CBSE IX Chemistry Atoms and Molecules
why is 6.022 *10power 23 taken as avagardo constant and not some other number ?
Asked by meghanavincent25
9th January 2018
8:02 PM
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ICSE X Chemistry Mole Concept and Stoichiometry
the relative molecular mass[molecular weight]of 290 ml.of a gas 'A' at 17*C and 1520 mm pressure which weighs 2.73 g at s.t.p.[1 litre of hydrogen at s.t.p weighs 0.09 g.]
Asked by suhaibbro1828
17th February 2018
12:45 PM
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CBSE XI Science Chemistry Some Basic Concepts of Chemistry
Calculate the approximate number of atoms present in 4.25 of NH³
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5th August 2018
1:05 PM
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ICSE X Chemistry Mole Concept and Stoichiometry
The mass of an atom of lead on=202
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21st March 2019
10:34 PM
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CBSE XI Science Chemistry Some Basic Concepts of Chemistry
Pls solve it.
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1st May 2019
12:07 PM
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NEET NEET Chemistry Some Basic Concepts in Chemistry
Number of atoms in 1ml of ammonia gas at STP is??
Asked by Anjalimanoj207
19th June 2019
12:35 PM
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CBSE IX Chemistry Atoms and Molecules
solve this
Asked by cikugogoi1999
31st July 2019
12:37 PM
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CBSE XI Science Chemistry Some Basic Concepts of Chemistry
Volume occupied by 10 molecules of water vapour at STP is
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13th August 2019
1:03 PM
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CBSE IX Chemistry Atoms and Molecules
unit of one mole
Asked by vinaydada.b.914
22nd August 2019
1:52 PM
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ICSE X Chemistry Mole Concept and Stoichiometry
Calculate the number of molecules in 1 kg of Calcium Chloride.
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28th August 2019
5:25 PM
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NEET NEET Chemistry Solid State
In a NaCl type crystal distance between Na+ and Cl- ion is 2.814 A and the density of solid is 2.167 g cm-3 then find out yhe value of Avogadro's constant.
Asked by harinderamit1234
2nd January 2020
1:23 AM
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CBSE XI Science Chemistry Some Basic Concepts of Chemistry
ans with solutions
Asked by anilsolanki2060
22nd February 2020
10:12 AM
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CBSE XI Science Chemistry Some Basic Concepts of Chemistry
avogadro no.??
Asked by keshrivishalbkm9122
8th May 2020
9:35 AM
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