15. Draw the major organic product for each of the following reactions. Write NR if a reaction will not occur. (2 pts each) (a) CH3-CH2-CH=CH2 + H-OH (b) CH3 CH3-C CH2 + HBr (c) C=CH2 + H2 H2SO4

Chemistry Question 12: Split injection in GC entails that some of the eluate from the column is split off and does not enter the detector to prevent overload of the detector. some of the sample is split off so that it does not enter the column to prevent overload of the column. a sample is split into smaller volumes that enter the column sequentially to prevent overload of the column. O All these statements are correct. O None of these statements is correct.

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Quality control material in the hematology laboratory is best described as:     Question 3 options:   A)  a stable material used to establish the accuracy of an automated method and normal curve   B)  a stable material used to monitor the functioning of an analyzer or the performance of a process   C)  reagents used to perform preventative maintenance   D)  materials tested to develop a normal reference range

Express Surgery Center's (ESC) preferred stock, which has a par value equal to $160 per share, pays an annual dividend equal to 10 percent of the par value. If investors require a 14 percent return to purchase ESC's preferred stock, what is the stock's market value? Do not round intermediate calculations. Round your answer to the nearest cent.

In analytical instrument the stimulus can be digitizer or plotter. O True O False

Use and interconvert energy units. A tank contains 176 gallons of oil. This is the equivalent of 2.58×1010 J of energy. How many kcal of energy does this oil represent? kcal Check & Submit Answer Show Approach

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In the last step, why is there a 2 in the second bracket before you input the numbers?

can skip i and ii and just do a and b