You are provided a glass of water in which 1 teaspoon of Kool-Aid is completely dissolved. Is Kool-Aid dissolved in water an element, compound or mixture? (1point) What separation technique would you use to recover the Kool -Aid from water? Defend your choice of the technique.

Iknow the answer is a but i don't know why

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

How does concentration affect reaction rate