I think it is c but I’m not sure
Answer:
Explanation:
Here is ur answer what you wanna do first is calculate the first and second numbers and letters this should be ur answer = -394 + 2 x (-242) - (-75) + 2 x 0 = -803 kJ/mol
a tick attaches itself to the skin of a dog
a) The change here is that metallic iron is converted into ions and copper is deposited. This is called a displacement reaction.
b) is oxidised in this reaction.
c)$ \mathrm{Fe_{(s)}+ CuSO_{4(aq)} \rightarrow FeSO_{4(aq)} + Cu_{(s)}}$