Oxidation occurs when an atom, molecule, or ion loses one or more electrons in a chemical reaction. When oxidation occurs, the oxidation state of the chemical species increases. Oxidation doesn't necessarily involve oxygen!
Answer:
its definitely a physical change as the way you see it now is different then before
6+2=115 and its good it took test
As far as I understand, you have to plot <span>t(v) = v/k.
According to this, you have to use a form like that </span>
, in which
.
Then you can see that the vertical-intercept is zero therefore the gradient should be is <span><span>1/k.
Do hope you will find my both answer helpful and useful. Regards!</span></span>