1) a) Which is a D sugar and which is an L sugar? Label the following sugars as D or L and provide an explanation for how you determine whether a sugar is D or L. HO CHO H HO CHO H H OH H -OH H -OH H -OH H -OH HO H CH2OH CH2OH b) Given the sugar below determine the chirality of each chiral center. Label each chiral center as R or S. CHO HO H H OH H- -OH H -OH CH2OH

1) a) Which is a D sugar and which is an L sugar? Label the following sugars as D or L and provide an explanation for how you determine whether a sugar is D or L. HO CHO H HO CHO H H OH H -OH H -OH H -OH H -OH HO H CH2OH CH2OH b) Given the sugar below determine the chirality of each chiral center. Label each chiral center as R or S. CHO HO H H OH H- -OH H -OH CH2OH

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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HP TrueVision HD 4 Texas Workfor Mộc Homework × W. College Physic mical App AN Careers eagleonline.hccs.edu/courses/188795/assignments/3601808 valnabie diler reD 4 dl 10.1Tam Constants | Periodic Table Part O Complete the fourth row. Complete the following table by calculating the missing entries and indicating whether the solution is acidic or basic. Express your answer using two decimal places. Acidic or [H+] [OH-] pH pOH basic? 7.4x10-3 ΑΣφ 3.3x10-10 M pH 8.25 5.73 Is to fa ho II 10 insert
For questions #14-16, you should do your work on a separate piece of paper and then upload it. You should use the GUESS Method of solving for each problem. Also, you have a choice. You can complete both #14 & #15 which are single step question or do the extension problem which is a 2 step problem instead of 14 & 15. You must complete #16. Equations Q = mcAT Q = ±mLf Q = ±mLv Values for Water Clice) = 2.06 J/g°C C(water) = 4.186 J/g°C C(steam) = 1.87 J/g°C Lf (water) = 333 J/g Lv (water) = 2,260 J/g %3D G- S- U- E- S- #14. Calculate the energy required to heat 12.5 g of water from a temperature of 42.2°C to 52.3°C. #15. How much thermal energy is needed in order to turn 15.7 grams of water into ice? Extension: We start with 23.2 grams of ice at 0°C and add heat to the ice. The ice completely melts and then is heated until it reaches 45.3°C. How much energy is added in total? #16. 12.0 g of a metal absorbs 317 J when it is heated from 38.2°C to 82.7°C. What is the specific heat of the…
7. You can see an MSDS below. Please answer the following questions related to the MSDS. a) What is the name of this chemical? b) What should you do if someone drinks the chemical? c) Would this chemical catch on fire if it was exposed to flames? d) If this chemical gets in your eye what should you do? e) What color is this chemical? f) What should you do if someone spills a small amount of the chemical?
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15 16 17 18 19 20 21 22 23 24 25 26 27 An aqueous solution at 25 °C has a OH concentration of 1. x 10 "M. Calculate the H,O' concentration. Be sure your answer has 1 significant digits. -10 M dh Submit Assignment Continue MacBook Air F12 F9 F10 888 O00 FB 30 F7 F5 F6 esc F4 F2 F3 F1 & @ # $ %3D 4 5 7 8 9 2 3
Is this molecule soluble in water?
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Post-Laboratory Questions 1) An extra strength antacid tablet contains 750 mg of active ingredient, CaCC 22.25 mL of HC1 (aq) to neutralize the tablet, how strong is the acid? 2 HC1 (aq) + CaCO3 (aq) → CaCl,(aq) + HOH (1) + CO2 (
No plagiarism Please! Station #6 = HClO4 (aq) For this acid, what does the white bead represent?________ blue bead? __________ 3rd Color Bead? _________ Record your observations in the particulate drawing. How many acid molecules have broken into ions? Determine the % ionization for the acid. Write the ionization reaction for this acid. ________ → ______ + _______
Balance each of the following neutralization reactions. Part A HNO, (aq) + Sr(OH)2(s)→H20(1) + Sr(NOs)2(aq) Express your answer as a chemical equation. Identify all of the phases In your answer. ΑΣφ ? DA chemical reaction does not occur for this question. Submit Request Answer t Speec.pdf