What is the percentage of the R enantiomer in a sample of carvone that has an observed rotation of 30, given that the specific rotation of (R)-carvone is -61

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An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d

12. calculate the hydroxide ion concentration of a solution with ph = 3.25. show all calculations leading to an answer