The procedure to demonstrate that matter is conserved during a physical change is required.
Option D is correct.
In the first option while cooking the egg, the water content may be vaporized.
So, the mass of the cooked egg may not be the same as the uncooked egg.
In the second option when water boils the water gets vaporized.
So, the mass of the remaining water will not be equal to the water that remains.
The mass of the apple and the mass of the apple without the core is not same.
The mass of a piece of ice will exactly be equal to the mass of the water after it has melted.
Learn more:
https://brainly.com/question/13383562
https://brainly.com/question/13654716
