Select all of the statements that are true. Electrons are traveling so fast that it is impossible to know their exact locations. Electrons orbit slowly around the atom. Electrons are located in shells or orbits around the atom. Electrons travel in one flat path around the nucleus of an atom.

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

Acompound has a molar mass of 92.02 grams/mole, and its percent composition is 30.4% nitrogen (n) and 69.6% oxygen (o). what is its molecular formula? a. n2o4 b. no2 c. n2o d. n4o2

When water dissolves sugar, which process is not involved? o dissociation o hydration o surface area of the solute increases sa