Answer:
A) iron rusting
Explanation:
the answer is iron rusting because iron rusting takes a longer time than the others, and I just took the test and the answer was iron rusting.
Could you further explain what you are asking
KCI(aq) is a solvent in a homogeneous mixture.
Answer:
0.2 dm³
Explanation:
Concentration = no. of moles of solute / volume
Concentration: 0.30 mol dm-³
no. of moles of solute: 0.060mol
0.3 = 0.06 / v
v = 0.2 dm³
For the answer to the question above,
The re<span>action of solid iron with aqueous copper sulfate is an example of a single displacement type of reaction which exchanges only the cations of the element and the compound. In this case, the equation is
Fe (s) + CuSO4 (aq) = FeSO4 + Cu (s) </span>