Regina studies how the rainfall for the month of August this year compares to previous years' rainfall in August. She tells her science teacher she is conducting
an experiment on rainfall totals in August. What is her error?

Which other elements contain the same number of outer electrons as sodium

How many moles of sulfur dioxide are produced when 4.38 moles of oxygen completely react with iron (iv) sulfide

An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a.the mitochondria b.the nucleus c.the vacuoles d.the endoplasmic reticulum