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calculate the volume of carbon(iv)oxide released when 30dm^3 of air is passed over excess red hot coke
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Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.
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(1.6 × 10-19)(5.0 × 106) = c × 10d identify the missing numbers below to show the result of multiplying the numbers.
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calculate the volume of carbon(iv)oxide released when 30dm^3 of air is passed over excess red hot co...
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