<span><span>It is the same in both.
</span><span>"When the ice cubes melt, they turn into an amount of water having the same weight. This weight is also equal to the weight of the water originally displaced by the cubes. Since the densities of the melted ice and the surrounding water are identical, the volume occupied by the melted ice exactly equals the volume of displaced water."</span></span>
Answer:
your heart muscle needs its own supply of blood because, like the rest of your body, it needs oxygen and other nutrients to stay healthy. for this reason you heart pumps oxygen-rich blood to its own muscle through your coronary arteries.