A reaction of an unknown alkene with MCPBA in dichloromethane followed by work-up with H2O/H yielded, as the major product, a racemic mixture of (2S,3S) and (2R,3R)-3-methylpentan-2,3-diol. What is the specific structure of the alkene used in the reaction

Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.

What is a metal replacement reaction

Which is an example of the practical pursuit of alchemy? a. forming perfect substances. b. transforming base metals. c. developing metalworking techniques. d. linking spiritual characteristics with material substances.