Q: Using complete sentences, explain why glucose and many other monosaccharides can be represented by…
A: glucose and many other monosaccharides can be represented by both a cyclic form and an open-chain…
Q: A chemist samples a river's water to measure the amount of fertilizer runoff from the area farms. In…
A: Given , mass of Nitrate (solute) = 562 microgram = 562 X 10-6 gram (As , 1 microgram = 10-6 gram)…
Q: How many pm are there in 4.60x10 m? Enter the appropriate exponent as a number and not a word.
A:
Q: 100 cyclobutanol Transmittance %T 50- 0 7. Associate each spectrum (AE) with one of the isomers in…
A: From the above spectrum, we can get an idea about different streching frequencies and following…
Q: Interpret the NMR spectrum 11 1 10 9 -00 8 4 7 () 6 51 ppm 4 C,H,O,N M. Wt = 139 3 N2 1 0 :
A:
Q: Assume the recommended single dose of ibuprofen for children over the age of two is 4.5 mg per pound…
A: Given :
Q: b) In a second experiment to verify the value of x, the pharmacist heated a 3.752g sample of the…
A: Given, mass of sample of lysine hydrate =3.752 g mass of sample after heating = 3.278 g
Q: Substrates Active site Enzyme Enzyme-Substrate complex Product Enzyme
A:
Q: How is a molar heat of sublimation related to the molar heats of vaporization and fusion? On what…
A:
Q: Glutamic acid has three ionizable groups. The pKa of α-COOH is 2.19; α-NH 3 + , 9.67; and the…
A:
Q: 3. Initial rates shown below were measured for the following reaction: CO(g) + Cl2(g) → COCI₂(g)…
A: Answer: Power of concentration terms in the rate law are called as order of reaction with respect to…
Q: CH3 CH₂ CH₂ I CH3 What is the name of this compound? butane more than one is correct diethylethane…
A:
Q: 6. How many part per thousand of Ca2+ in a solution containing 0.050 Molar of CaCO, ? (molar mass…
A: Given in following question given solution contain 0.050M of Caco3…
Q: Q2. Define () the following (in English words). 1. Second law of thermodynamics: 2. Intermolecular…
A:
Q: A piece of metal with a mass of 13.2 g was dropped into a graduate cylinder containing 17.00 mL of…
A:
Q: (CH₂)2C+ Draw the molecule by placing atoms on the grid and connecting them with bonds. Include all…
A:
Q: General Chemistry, Organic Chemistry and Biochemistry course changed the way that you see and…
A: General chemistry – Today chemistry is all around us. What we see, what we hear, what we touch, and…
Q: Biochemical Principles
A: Q 1.1 – As we know the saguaro desert ecosystem is a good example of hierarchical organisation and…
Q: What about question d and e?
A: Given the total water content in 70 Kg body weight = 42 L The 42 L water content remains constant…
Q: 22 degrees C. and it exerts a gas pressure of 740mmHg. What is the new pressure if the temperature…
A:
Q: A concentration cell was prepared at 25 °C; one cell compartment contained Pb(C2H3O2)2(aq) and was…
A: Since you have posted a question with ultiple sub-parts , we will solve first three sub- parts for…
Q: G 2 OH 1. TsCl 2. KO O IUPAC Name Major products, mechanism, Stereochemistry where needed
A: As per rule i should have to answer only one question per post and now i am providing two answers…
Q: links 1. Sify 2. HCCH 3. CO32 4. CH3NH₂ Three Dimensional Bond polarity Shapes Which? Molecule…
A: The bond formed by atoms of different electronegativity is called polar bond. When the dipole…
Q: Question 1 You have a sample of hydrogen gas that contains 2.0 moles of H₂ particles in a 4.0 L…
A: Given data, Hydrogen gas ( H2 gas) particles = 2.0 moles Volume = 4.0 L Number density formula,…
Q: CH₂ CH3 | CH₂ 1 CH3-CH₂-CH₂ What is true about this compound? ➖➖➖➖➖➖ It is hexane with one…
A: Concept: To give a name to compound we use the IUPAC nomenclature. It make use of certain rules…
Q: If Na₂SO4 is added to a saturated aqueous solution of Ag2SO4, the solubility of Ag2SO4 will O…
A: Common ion effect: The common-ion effect is the decrease in solubility of an ionic precipitate by…
Q: calculate the amount of water needed to get a final volume of 1 mL (1,000 microliters) if the volume…
A: Consider a solution consisting of A and B. We have given, volume of A and volume of solution, then…
Q: based on the densities of water at various temperature what is the corrected denisty (at 20 degree…
A:
Q: What is the molecule and the functional group
A: The functionality present in the given organic entity is responsible for its chemical…
Q: Calculate the average kinetic energy (unit J) of O2 molecule at 480K. Please enter your answer using…
A: Concept: Each gas is having the translational , vibrational and rotational motion due to which it…
Q: Write the equilibrium expression for the chemical reaction below. 2ZnS (s) + 302 (g) →2ZnO (s) +…
A: Equilibrium expression gives us the expression for predicting the concentration of the reaction…
Q: 1) (0.7546 m)(0.89 m) = [Select] 2) 143.22 cm² / 13.3 cm = [Select] m² cm
A: Given, 1) (0.7546 m)(0.89 m) = ? m2 2) 143.22 cm2/13.3 cm = ? cm Addition and subtraction Here, in…
Q: It is possible to use pka values to judge basicity, nucleophilicity, and reactivity, among other…
A: We have find out the solution. The PKa values are inversely proportional to acidic strength hence…
Q: Question 16 What is the pH of a 0.030 M LIOH solution? 1.52 12.48 3.00 11.00
A:
Q: c) What is the most likely reason why the value of x obtained in the second experiment does not…
A:
Q: 9. Assign oxidation number to each element, then classify each of the following unbalanced…
A: Oxidation stare: the total number of electrons that an atom either gains or loses in order to form a…
Q: How many milliliters of 0.129 M H₂SO4 are needed to neutralize 0.180 g of NaOH? Express the volume…
A: "Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: You have 72 mL of water in a graduated cylinder. After dropping a pebble into the graduated…
A: Given that, Water in graduate cylinder = 72 mL After dropping pebble, volume = 43 ml Then,
Q: 8. Given the following equilibrium reaction: H2O(g) + CO (g) = H₂ (g) + CO₂ (g) K = 0.036 If 0.75 M…
A:
Q: what is the iupac name of this compound
A: We have given the organic compound we have to find the IUPAC Name for that compound
Q: @ b) Br OH Br OH ») x
A:
Q: 76 pound flask of mercury costs $156.50. The density of mercury is 13.534 g/cm^3. 1)Find the price…
A: Given: Mass of flask = 76 pounds Density of mercury = 13.534 g/cm^3
Q: 5. While cleaning your attic, you find your old rock collection. If 74.2% of the rocks have a rock…
A:
Q: First, add curved arrow(s) to show the resonance using the following pattern: a pi bond between two…
A: To draw resonance structures, atleast either one pi bond and a lone pair of electrons or two pi…
Q: In the first stage of the industrial production of nitric acid, ammonia reacts at high temperature…
A: Dear student since you have posted a multiple parts question, we will solve only first three parts…
Q: Add or subtract the following measurements. Be sure each answer you enter contains the correct…
A: Given4.50 mL + 0.827 mL = mL11.827 mL + 8.9 mL = mL14.97 mL + 9.800 mL = mL
Q: 5) Draw the mechanism for the reaction of but-1-ene with HCl using appropriate arrows. Include the…
A:
Q: The following ¹H-NMR spectrum for Unknown Z shows Unknown Z to have an aromatic ring a) true b)…
A: Answer: H1-NMR spectra is method to determine the structure of organic compound by knowing different…
Q: e 0= -8°
A:
Q: Problem 3 Part a. The temperature of a gas is 25 degrees C, with a gas volume of 5.25L, which…
A:
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 1 images
- 5. A boxcar problem: H H H H -OH OH -OH HO H H H -Н -OH -OH CH₂OH D-Arabinose H- HO- H- H OH -Н OH HO HO H- H -Н -H -OH CH₂OH CH₂OH D-Ribose CH₂OH D-Xylose a. A D-aldopentose I can be oxidized with nitric acid to give an optically inactive acid II. What are two possible structures for II? What are the two possible aldopentoses I? b. The D-aldopentose I produces two different aldohexoses on chain lengthening by Kiliani Fischer to give two compounds III & IV. Compound III when oxidized with nitric acid D-Lyxose2305032118517 CHO H-C-OH H-C-OH H₂C₂OH CHO Ho-C-tt A D-aldotetrose yields a mixture of the two compounds shown below when subjected to Kiliani - Fischer Chain extension synthesis. What is the Structure of the aldotetrose? 3 CH₂OH Compound I H-C-OH CHO HO-C-H Ho C-H сно HO-C-H WOO Н-С-он H-C-OH CH ₂ OH Compound II CHO H² C-OH HO-C-H CH₂OH CH ₂ OH CH₂OH CA) (B) (D) (E) Both choices (B) and (C) could be the correct structure of D-erythrose. CHO H₂C-OH HC OH CH ₂ OH ctrl MAND optionConsider the following compounds: но-+н CHO НО -Н Н НО н-он -OH CH₂OH ABC CHO H H-OH H-OH Но н CH₂OH JKL НО an alpha anomer a ketohexose н+он an epimer of DEF HO-H HO. CHO HO-H has an L- configuration Н- OH -OH CH₂OH DEF НО MNO НО Н CH₂OH to -Н H-OH H-OH OH CH₂OH GHI WRITE THE ANSWER IN CAPITAL LETTERS. CH₂OH Н OH Н 0. OH H OH PQR Н
- The following isomerization reaction, drawn using D-glucose as starting material, occurs with all aldohexoses in the presence of base. Draw a stepwise mechanism that illustrates how each compound is formed. сно сно сно CH2OH C=0 H- OH H- -OH но- H- но H- "OH но H- Но H- но H- H- -H- H20 H- HO- O- H- -O- H- -OH -O- OH ČHOH CH,OH ČH2OH ČH2OH (recovered starting material) D-glucoseFor each pair of sugars, number according to the usual sugar numbering scheme (start at the top). Next, label each stereocenter as R or S, then write the stereochemical relationship of each pair or same compound). (enantiomers, diastereomers, H H -OH -OH CH₂OH D-erythrose CHO H H CHO -OH -OH CH₂OH D-erythrose CHO HO- H HO- -H CH₂OH L-erythrose CHO H H -OH HO- CH₂OH D-threose Stereochemical relationship CHO H-OH H-OH CH₂OH D-erythrose CHO -H -H CH₂OH L-erythrose HO HO CHO -OH H- HO H CH₂OH L-threose CHO HO -H H-OH CH₂OH D-threose Stereochemical relationshipTreatment of cholesterol with MCPBA results in formation of a single epoxide A, with the stereochemistry drawn. Why isn't the isomeric epoxide B formed to any extent? H HO Но A HI
- Which of the following Fischer projections represents (2R,3R)-tartaric acid? CO₂H CO₂H OH OH H ## I I CO₂H A Н HO + OH B н CO₂H HO HO CO₂H Н -н со н с НО I CO₂H + H -OH CO₂H DThe relationship between these two compound, shown as Fischer projections, is: H3C HN H,N Br Br- CH, CH3 O diastereomers O enantiomers O constitutional isomers O tautomers O resonance contributors O meso compoundsDraw the product when the following compound undergoes ring-closingmetathesis.
- 5. Which two D-pentose sugars give optically active alditols when reduced with NABH4 CHO н— он CH2OH D-glyceraldehyde. Сно CHO H HOH H HOH CH2OH „D-erythrose HO H H HOH ČH2OH D-threose CHO CHO CHO CHO -OH HO-H H OH Но -O- H +OH но -H но- H- HFOH CH2OH H- -OH H +OH H FOH CH2OH CH2OH ČH2OH D-ribose D-arabinose D-хylose D-lyхose CHO CHO CHO CHO Сно CHO CHO CHO HO-H HO-H HO-H H HOH но—н но—н H FOH H HOH H +OH HO-H H FOH H- -O- HO-H но- H OH H- -O- но но—н H FOH HO-H H +OH CH2OH H HOH H -OH H HOH H FOH но FH HHOH ČH2OH HHOH ČH2OH H- -OH H -OH H- -OH -OH ČH2OH ČH2OH CH2OH CH2OH ČH2OH D-allose D-altose D-glucose D-mannose D-gulose D-idose D-galactose D-talosetion 6 of 17 > The structures of four isomers of a ketopentose are shown. OH کر کو 3 E D C 80 OH H-C-H 0=C HOLC-H HOC CH H-C-H OH A Dc $ 4 D B D D A Which of the structures are diastereomers of A? R F A DOD F4 H-C-H V OH C=0 HICIOH Но..C.....H HOLC-H HOCH H-C-H OH Which of the structures are stereoisomers of C? % 5 B T G H-C-H Es C=0 B H-C-H OH 6 C FG Y H & 7 OH H-C-H N 0=C HOLC…H HICIOH H-C-H 99 U OH D J * 8 M Which of the structures are enantiomers of C? - Ов OD A DII FB ( - 0 9 K DD FO H O < ) -O L command J F10 P A. : c F11 { [ option + ? 11 I 1 Attempt 5 F12 } 1 delete10. Which of the aldopentoses below will give an optically active aldaric ecid (di-ncid) on oxidation with nitrie acid? ÇHO H-C-OH H-C-OH H-C-OH ČH;OH CHO H-C-OH HO-C-H H-C-OH CH,OH ÇHO HO-C-H H-C-OH H-C-OH CHOH CHO H-C-OH HO-C-H HO-C-H CH,OH II II IV (A) I and II (B) I and IV (C) I and III (D) III and IV (E) I