Give one chemical test to distinguish between the following pair of compounds:
Zinc sulphate solution and Zinc chloride solution
[4] Analytical Chemistry
Chapter: [4] Analytical Chemistry
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Give one chemical test to distinguish between the following pair of compounds:
Iron (II) chloride solution and iron (III) chloride solution
[4] Analytical Chemistry
Chapter: [4] Analytical Chemistry
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Prove the Following :
One mole of any gas contains th e same number of molecules.
[5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
Chapter: [5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
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The relative atomic mass of Cl atom is 35.5 a.m.u. Explain this statement.
[5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
Chapter: [5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
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What is the value of Avogadro's number?
[5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
Chapter: [5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
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Define the term.
Molar volume
[5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
Chapter: [5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
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Define the term Relative atomic mass.
[5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
Chapter: [5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
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Define the term:
Avogadro’s number
[5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
Chapter: [5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
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Explain the term:
Gram atom
[5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
Chapter: [5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
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Explain the term:
Gram mole
[5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
Chapter: [5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
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[5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
Chapter: [5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
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What do you understand by the term mole? How many elementary units are in one mole of a substance?
[5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
Chapter: [5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
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Fill in the blank
One gram atom of an element contains ______ atoms.
[5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
Chapter: [5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
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Fill in the blank.
One a.m.u. is the mass of ______ atom of C12.
[5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
Chapter: [5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
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Fill in the blank
Avogadro's number is equal to ______
[5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
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Calculate the number of molecules in 12.8g of sulphur dioxide gas. Take Avogadro's number as 6 x 1023.
[S = 32, 0 = 16 ]
[5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
Chapter: [5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
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Calculate the weight of one molecule of oxygen.
[Avogadro’s number = 6 × 1023, O = 16 ]
[5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
Chapter: [5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
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Two oxides of a metal (M) have 20.12% and 11.19% oxygen. The formula of the first oxide is MO. Determine the formula of the second oxide.
[5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
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A student puts his signature with graphite pencil. If the mass of carbon in the signature is 10-12 g. Calculate the number of carbon atoms in the signature.
[5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
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A flask contains 3.2g of sulphur dioxide.Calculate the following : The moles of sulphur dioxide present in the flask.
[5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
Chapter: [5.2] Relative Atomic Mass, Relative Molecular Mass and Mole Concept
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