H(s)S is reduced to S
Fe3+ ions are oxidized by H(s)S
Fe3+ ions are oxidized Fe3+ ions
Fe3+ ions are reduced to Fe2+ ions
Correct answer is D
No explanation has been provided for this answer.
When 250 cm3 of a saturated solution of CuSO\(_4\) at 30°C was evaporated to dryness, 5.0 g of t...
Palm wine turns sour with time because? ...
The following factors would contribute to environmental pollution except ...
The following factors affect the solubility of a solid in a given solvent except ...
An increase in temperature causes an increase in the pressure of a gas because? ...
Which of the following methods is suitable for the preparation of an insoluble salt? ...
CH4(g) + 2O2(g) → 2H2O(l) + CO2(g) ∆H = 890KJ mo-1 ∆H in the reaction represented by the equat...