HELP ME PLEAS The student produced less magnesium oxide than expected.
Suggest two reasons why.

When the magnesium is heated up, the total mass increases because magnesium reacts with oxygen, forming magnesium oxide ( so it supported the hypothesis). The increased mass is because of oxygen.

Explanation:

we can conclude that the melting point of table salt is above room temperature (it's actually 801 deg c). the melting point of mercury must be below room temperature (- 39 deg c).

smooth muscle is composed of involuntary muscles found within the walls of organs and structures such as the esophagus, stomach, intestines, and blood vessels. those muscles push materials like food or blood through organs. unlike skeletal muscle, smooth muscle can never be under your control.