Question

11. The melting point of a substance is the constant temperature when :
(a) the solid starts melting
(c) only liquid is present
(b) the solid is completely changed into liquid
(d) both solid and liquid exist together​

Answer 1

Answer:

a) MELTING OF A SUBSTANCE IS WHEN THE SOLID STARTS MELTING

Because the melting point if a substance shows at wht constant temp the solid will start to melt

SO THE CORRECT ANS IS OPTION A

Answer 2

Answer:

11. (d) both solid and liquid exist together