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

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

Achemistry student weighs out 0.306 g of citric acid (h3c6h5o7), a triprotic acid, into a 250 ml volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with 0.1000 m naoh solution. calculate the volume of naoh solution the student will need to add to reach the final equivalence point. be sure your answer has the correct number of significant digits.

Chromosome 17 is made of over million base pairs.