HELP 15 POINTS explain the five functions of the skeletal system and argue why it is important to keep it functioning optimally.

How many neutrons does an element have if its atomic number is 50 and its mass number is 166

Moving force of air flows from areas of high pressure to areas of low pressure true or false

A1.50-liter sample of dry air in a cylinder exerts a pressure of 3.00 atmospheres at a temperature of 25°c. without changing the temperature, a piston is moved in the cylinder until the pressure in the cylinder is reduced to 1.00 atmospheres. the volume of the gas is