* GIVING BRAINLIEST* 3Ca+2 FeCl3 -> 3CaCl2 + 2Fe

Calcium metal + Iron Chloride -> Calcium Chloride + Iron metal

Identify one chemical formula from the equation above and describe the purpose of this formula.

Which statement accurately describes the relationship between air pressure, air density, or altitude? as altitude increases, pressure increases.as altitude increases, air density increases.air pressure and density are lowest at sea level.denser air exerts more pressure than less dense air.

The grooves or folds of the brain are called

Describe at least two advantages and two disadvantages of using hydropower as a source of energy.