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Calcium carbonate is...

Calcium carbonate is

A

Element

B

Compound

C

Mixture

D

Both A and B

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Calcium carbonate decomposes, on heating , to form calcium oxide and carbon dioxide. When 10 g of calcium carbonate is decomposed completely, then 5.6 g of calcium of oxide is formed. Calculate the mass of carbon dioxide formed. Which law of chemical combination will you use in solving this problem ?

Calcium carbonate decomposes completely. On heating into lime (CaO) and carbon dioxide (CO_(2)) . 1kg of calcium carbonate is completely decomposed by heat, when 560g of lime are obtained. How much quantity of carbon dioxide in grams, moles and litres at NTP is produced in the process?

Knowledge Check

  • Calcium carbonate used in the extraction of iron acts as :

    A
    oxidising agent
    B
    reducing agent
    C
    gangue
    D
    flux

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    Calcium carbonate (Lime stone) is heated at high temperature.

    Write the balanced chemical equations for the folowing reactions (a) Calcium hydroxide + Carbon dioxide to Calcium carbonate + Water (b) Aluminium + Copper chloride to Aluminium chloride + Copper

    If the law of constant compositon is true, what weights of calcium carbon, and oxygen are present in 1.5 g of calcium carbonate, if a sample of calcium carbonate from another source contains the following percentage composition: Ca = 40.0%, C = 12.0% , and O = 48.0% ?

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