atom, Chemistry

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two reasons why is it necessary to ionise chromium atomsin a sample

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Difference in variation of molar conductivity in dilution for strong and weak electrolyte

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A gas is a fluid. It has no resistance to change of shape and will expand indefinitely to fill any container in which is held. The molecules or atoms which make up a gas interact o

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2p orbitals have : (1) n=1, l=2                         (2) n=1, l=0          (3) n=2 l=1                          (4)n=2, l=0 Ans: n=2 l=1

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In an electrochemical cell a redox reaction perform in two halves. Electrons are liberated by the oxidation half reaction at one electrode and go through an electrical circuit

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Find the ph value, 50ml of 0.1M NH 4 OH ,25ml NH 4 Cl weere used to make a ...

50ml of 0.1M NH 4 OH ,25ml NH 4 Cl weere used to make a buffer . what is the PH is if Pk b is 4.8? Solution) The given buffer is a base buffer [NH4OH] =[(50*0.1)/75] [NH4Cl] =[(

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