A current of 4.0 amperes was passed through copper (ll) t...
A current of 4.0 amperes was passed through copper (ll) tetraoxosulphate (IV) solution for one hour using copper electrodes. What was the mass of copper deposited? (Cu = 64, 1F = 96500 C)
3.2g
4.8g
6.4g
48g
96g
Correct answer is B
No explanation has been provided for this answer.
Which of the following is a neutralization reaction? ...
The following substances are ores of metals except ...
Two metallic ions commonly present in hard water are ...
Which of the following gases will rekindle a brightly glowing splint? ...
Ethene undergoes mainly addition reactions because it is ...
The oxide from electric power station is ...
The saponification of an alkanoate to produce soap and alkanol involves ...
When sugar is dissolve in tea, the reaction is accomplished by? ...
Given that for the reaction. N2(g) + 3H2(g) ⇌ 2NH3(g) ∆H = -92kJ. What is the enthalpy of format...