please explain how to solve 15) 5. In terms of the molecule shown below: -THESE Ha...
15) 5. For this molecule: a. How many chemically different hydrogens? b. How many chemically different carbons? c. What would be the mass of the molecular ion in El-MS?
15) 5. For this molecule: a. How many chemically different hydrogens? b. How many chemically different carbons? c. What would be the mass of the molecular ion in El-MS?
15) 5. For this molecule: SHCH a. How many chemically different hydrogens? b. How many chemically different carbons? c. What would be the mass of the molecular ion in El-MS?
5) 4. Calculate the specific rotation for a substance that is at a conc. of 0.02 /ml, and in a 2 decimeter tube gives an observed rotation of +12° 15) 5. For this molecule: a. How many chemically different hydrogens? b. How many chemically different carbons? C. What would be the mass of the molecular ion in El-MS? 10) 6. True or False: a. Chemical shifts, in ppm, are independent of the magnetic field strength. T F b. In HNMR,...
Pur eunnt ptic Rotut F c. Meso compound- A Compuina thestotuins 10) 2. Assign R or S to the two asymmetric.carbons shown below. matple Сиси, 5) 3. Place an asterisk (*) next to each asymmetri carbon in the molecule shown below. 5) 4. Calculate the specific rotation for a substance that is at a cqnc. of 0.01 g/ml, and in a 1 decimeter tut O72 (0-01 gim(19 observed rotation of -20° . 15) 5. For this molecule: он How many...
5) 4. Calculate the specific rotation for a substance that is at a conc. of 0.02 /ml, and in a 2 decimeter tube gives an observed rotation of +12° 15) 5. For this molecule: a. How many chemically different hydrogens? b. How many chemically different carbons? C. What would be the mass of the molecular ion in El-MS? 10) 6. True or False: a. Chemical shifts, in ppm, are independent of the magnetic field strength. T F b. In HNMR,...
Please point out where these are on the molecule and explain why Consider the structure shown. How many sp hybridised carbons does it contain? How many sigma bonds does it contain? How many pi bonds does it contain?
Question 1 (4 points) How many chemically-distinct carbons and hydrogens, respectively, constitute the compound shown below? NH2 HN NH O8C, 7H 7 C, 8 H 11 C, 17H 110.7H
I need all please 19. Consider the molecule SiCl4. The electronegativity values for Si and Cl are 1.8 and 3.0, respectively. Based on these values and on consideration of molecular geometry: a. Determine if the Si-Cl bond is polar or nonpolar b. Determine if the SiCl4 molecule is polar or nonpolar. Explain why you chose your answers. 20. Draw the Lewis structure for Chlorine 21. Name an element that is likely to form an ion with a +1 charge and...
Please Explain. (2) How many stereocenters does each molecule have. How many stereoisomers each molecule can have in theory? Br Br CI Br а от OH ОН ОН ОН (3) Circle the chiral molecules. If molecule is achiral – show its plane of symmetry. Н Н. СІ CI Br Br Br да» 2 HT / / CH3 CH3 1 1