Valence electrons are the electrons located in the outermost shell
Powdered coke prevent the heat loss. As a result, it prevents burning of carbon electrodes.
I don't know how to draw it but I can solve it
Answer:
Homogeneous solutions are solutions with uniform composition and properties throughout the solution.
Explanation:
For example a cup of coffee, perfume, cough syrup, a solution of salt or sugar in water, etc. Heterogeneous solutions are solutions with non-uniform composition and properties throughout the solution.
