Use the solubility generalizations on the information page to predict if one or more precipitates will form when aqueous solutions of ammonium sulfate ((NH4)2SO4) and aluminum nitrate (Al(NO3)3) are mixed. Write the formula of any precipitate that could form in one of the boxes. If a box is not needed, leave it blank. If no precipitate is predicted, leave both boxes blank.

Sarah wants to know where in her garden chamomile would grow the best. she thinks chamomile will grow best in the corner of the garden that gets the most sunlight. to test her hypothesis, she decides to plant several groups of chamomile in her garden as an experiment. which of the following variables will sarah need to measure to know which group of plants grew best? a. the location of the plants b. the type of plants c. the height of the plants d. the amount of water she gives the plants

Can someone me with questions 15 to 17 plz.

All forces cause motion? true or false