Choose the reagents needed for each of the following transformations: Identify reagents that can be used to achieve the following transformation: 1) HBr, 2) t-BuOK 1) HBr, ROOR, 2) NaOEt 1) HBr, 2) NaOEt 1) HBr, ROOR, 2) t-BuOK

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

Enzymes affect the reactions in living cells by changing the

Which formula equation represents the burning of sulfur to produce sulfur dioxide? s(s) + o2(g) 4502(9) 2h2s(s) + 302(g) —> 2h20(0) + 2502(9) 4fes2+1102 —> 2fe2o3 + 8502 2802(g) + o2(9) v205 , 2503(9)