Write the overall molecular equation for the reaction of hydroiodic acid ( HIHI ) and potassium hydroxide. Include physical states. Enter the formula for water as H2OH2O . molecular equation:

Can someone me with questions 15 to 17 plz.

When a septic tank backs up a goes in to clean it out

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.