32395.5
30156.3
60784.5
15196.5
Correct answer is B
Cu → Cu2++ 2e
64g Cu requires 2 x 96500 coloumbs 10g Cu requires x columbs
x = 10x2x96500/64 =30156.3
Which of the following happens during the electrolysis of molten sodium chloride? ...
CH3COOH(g) → H4(g) + CO2(g) The reaction above is...
Given that the order of reactivity of four metals is P>Q>R>S, which of the following reacti...
The bond formed between H2O and H+ to form the hydroxonium H3O+ is...
NH4Cl(s) ↔ NH3(g) + HCL(g) The reaction above can only attain equilibrium if...
A mixture of iron and sulphur can be separated by dissolving the mixture in? ...
The process that requires the use of hardwater in its operation is ...
Which of the following oxides is basic? ...
Which of the following statements is correct about the periodic table? ...