Explanation:
If potassium is burnt the ions go into a high state of energy. Once they cool, it gives off energy in the form of a visible spectrum which has a characteristic color Now, The cobalt glass blocks out yellow light, and potassium ion which is purple in color is visible.
you calculate all the letters together and it would be Zn2
A logarithmic scale is a nonlinear scale used when there is a large range of quantities
