Calculate the mass of chlorine gas which occupies a volume of 1.12dm3 at s.t.p [Cl…
Calculate the mass of chlorine gas which occupies a volume of 1.12dm3 at s.t.p [Cl = 35.5, molar…
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MnO2(s) + xHCl(aq) → MnCl2(aq) + yH2O(l) + zCl2(g) In theequation above, what are the…
MnO2(s) + xHCl(aq) → MnCl2(aq) + yH2O(l) + zCl2(g) In theequation above, what are the values of x,…
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Calculate the number of moles of HCl present in 20cm3 of a 0.75M solution of the acid A.…
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tartaric acid is used industrially to A. make baking powder B. make fruit juices C. remove rust D.…
The salt formed from strong acid and a strong base is
The salt formed from strong acid and a strong base is A. complex B. neutral C. basic D.…
What happens when zinc rod is immersed in copper (II) tetraoxosulphate (VI) solution/
What happens when zinc rod is immersed in copper (II) tetraoxosulphate (VI) solution/ A. The blue colour of…
C2H4(g) + H2(g) → C2H6(g) ΔH = -137kJ mol-1 The reaction represented above is
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How long would it take to deposit 0.08g of copper from CuCl2 solution by passing…
How long would it take to deposit 0.08g of copper from CuCl2 solution by passing a current of…