Q: Why is Wohler’s work with urea considered an important milestone in the development of organic…
A: Wohler's work involves synthesis of urea by heating ammonium cyanate. Previously it was believed…
Q: A synchrotron is an extremely powerful source of X-rays. The X-rays also can be geerated by…
A: Synchroton is powerful Source for generating xray.Xray are produced by high energy electron.
Q: 13! Which of the following statements is correct about the effective nuclear charge (Zet)? A) Zeff…
A:
Q: At a constant external pressure of 43.6 bar, a mole of XX reacts via the reaction X(g)+4Y(g)→2Z(g),…
A:
Q: A 50.0 ml. sample of 0.15 M NH, is titrated with 0.10M HCI, Determine the equivalence point of this…
A:
Q: cOOMe AIC heat 1) LIAIH, 2) H0
A:
Q: 1) Type an equation to represent how lithium hydroxide reacts with water. 2) Calculate the pH of the…
A:
Q: Question 1 Listen What is the correct skeletal structure for the following condensed structure? CH3…
A: Choose the correct option of the skeletal structure--
Q: 12 15 16 17 19 20 21 x 22 123 x 24 13 14 -21 You can ind the meaning of This energy diagram shows…
A: We are authorised to solve only one question at a time. Please post rest of the questions…
Q: hi the answer you provided is not in the choices
A:
Q: Write a short description of the physical and chemical properties at standard temperature and…
A:
Q: 2. Drow the mirror image of each compound, and iabel the compound an chiral or achirai. COOH b. CHs…
A: The essential and primary condition for chirality is non superimpoability of the mirror images…
Q: What is the enthalpy change for the following process? N₂(g) + 2H₂(g) → N₂H₂(1) AH = ??? kJ/mol…
A: Here we are required to find the Enthalpy change for the following reaction
Q: Vhich of the following gases has the greatest density at 1.0 atm ) CF, (88 g/mol) 3) CO (28 g/mol)…
A: We will determine the highest density among these molecules at standard condition.
Q: Hello, thank you for answering my question! As a follow up question, is there a need to balance the…
A:
Q: It is located 30 km above the Earth's surface (roughly in the middle of the stratosphere), the…
A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…
Q: 10.0 mL of ethanol (p = 0.789 g/mL, 46 g/mol) was added to 90.0 mL of water (p = 1 g/mL, 18 g/mol)…
A:
Q: With respect to the following unbalanced redox equation that takes place in a basic environmnet,…
A: In the given question we have to balance the given chemical equation, Zn (s) + NO3- (aq) -->…
Q: what is the Iupac name of letter d
A: The naming of an organic compound can be done with help of rules of international union of pure and…
Q: Calculate the energy change in kJ/mol for the reaction Al +2 He - P+on The actual masses are: • an…
A:
Q: What would this S2 reaction glve as a major product ? KCN H,C- CH (2S,3R) ČN CI a) an optically…
A: A multiple choice question based on introduction to organic chemistry that is to be accomplished.
Q: 6. A sample of phosphorite from the Rum Jungle in Australia has 143ND/144Nd 0.51241, 14Sm! %3D 144Nd…
A: In order to find the age of a very old thing or species, the most recommended method is the carbon…
Q: Balance the following reaction in basic solution. Cr(OH)3(s)+ClO3−(aq)→ CrO42-(aq)+Cl−(aq) Fill in…
A: Redox reaction are those in which both oxidation and reduction reaction occurs simultaneously.
Q: Writing Equations for Acid Reactions: Write an equation for the reaction of hydrochloric acid with…
A: Reaction of acid with metals When an acid react with metal it produces metal salt and hydrogen gas…
Q: Question 16 For the compund: Br CI Name the compound 3-bromo-4-chloro-5-methylhe Identify each…
A:
Q: 2. Explain the application of Wolff-Kishner reduction reaction in synthesis of diclofenac sodium.
A: Please find the below attachments. If it is help for you please rate. Thank you
Q: 1.If the partial pressure of N2 is 3.10 x 105 Pa and the partial pressure of Ne is 4.75 x 105 Pa in…
A:
Q: An aqueous solution containing glucose has a vapor pressure of 21.0 torr at 25°C. What would be the…
A:
Q: Acetylsalicylic acid is the primary ingredient in aspirin. It can be made by reacting salicylic acid…
A:
Q: In titration of 35 ml 0.046 M Fe2+ with 0.0 voltago at the eguivalonce point?
A: In titration of 35 ml 0.046 M Fe2+ with 0.056 M Ce4+ what is the cell voltage at the equivalence…
Q: 12- Metallic compounds aren't eliminated from crude as metals, and they're usually just a bother if…
A: Metallic compound form a tiny composition of crude as metal but they need to be eliminated as they…
Q: What is the maximum volume of nitrogen dioxide (in L) that can be produced when 14.5 g of nitric…
A:
Q: QUESTION 5 Provide the IUPAC name. HO, © GMU 2020 O (Z)-6-methylhex-2-en-6-ol O…
A:
Q: The titration of a 20.0-mL sample of an H₂SO₄ solution of unknown concentration requires 22.87 mL of…
A:
Q: How could a substance such as alcohol be a solvent under one condition and a solute under another?…
A:
Q: Calculate the total pressure of a mixture of 0.0200 mol of helium, He, and 0.0300 mol of hydrogen,…
A: Calculate the total pressure of a mixture of 0.0200 mol of helium, He, and 0.0300 mol of hydrogen in…
Q: CH3 :C CH3 H3C-CH2 CH3 CH3 CH,CH3 ČH,CH3
A:
Q: A 51 mL sample of 0.13 M CH3COOH is titrated with 0.045 M LiOH. Calculate the pH of the solution…
A:
Q: Alkenes are hydrocarbons that contain only -- bonds Single Double Tripple CV is rarely used for…
A:
Q: 0.316 grams of a sample containing chloride is taken and treated with an excess of 48.5 mL of 0.11 M…
A: Here we are required to find the percentage of chloride present in the sample
Q: 10 mL of unknown acid sample was placed in a 250 mL Flask. 3 drops (0.15 mL) of Phenolphthalein was…
A: Given that - Molarity of NaOH used = 10.0 M Volume of NaOH used = 50.000 mL Volume used of…
Q: 10) To make 50.0 mL 0.0107 M MgI2 (molar mass 278.11 g/mol) solution, how many grams of Mgl2 do we…
A: Given-> Volume (V) = 50.0 ml = 0.050 L (1L = 1000 ml) Molality (M) = 0.0107 M Molar mass of MgI2…
Q: What specimens and procedures require a chain of custody form? Put in a table with explanation.
A:
Q: For the system: 2 HI(g) = H2(g) + 12(g), at 445°C, the value for K, is 0.020. A mixture of H2, 12,…
A: The given equilibrium is 2 HI (g) <--------> H2 (g) + I2 (g) The equilibrium constant is K…
Q: At a certain temperature and pressure, the rate of effusion of N2 gas is 30.0 mL/minute. What is the…
A: According to Graham's law , the effusion rate of any gas is inversely proportional to the square…
Q: A potential of - 0.788 V is applied to a cell with Nernst Potential of -0.734 V. The internal…
A: We need to find the overpotential.
Q: 11: The elements in Group 7A are known by what name? A) noble gases C) alkali metals B) halogens D)…
A: 11. Group 7A (or VIIA) of the periodic table are the halogens: fluorine (F), chlorine (Cl), bromine…
Q: 1. In this reaction, identify the Bronsted-Lowry acids and bases and their conjugates. HF (aq) + H2O…
A:
Q: A 2.25-m3 (cubic meters) weather balloon is filled with helium gas at 20.0oC. The balloon rises to…
A: Given, Weather ballon is filled with Helium gas at 20°C
Q: carbon disulfide reacts with chlorine gas to produce carbon tetrachloride and S2CI2 . When the…
A: Detail calculation is shown below
Given the data below explain why the bread flour has most firm dough, second is all purpose flour and the least firm was cake flour. Explain it in details.
FIRMNESS (1 highest - 3 lowest) | |
Cake | 3 |
Bread | 1 |
All- purpose | 2 |
Making it as a gluten ball why bread flour has the most elasticity, while AP flour is in between and lastly the cake flour was the least elastic and after experiment why does it come up with that weight and height as the final result? Explain it in details
FLOUR | Elasticity | Height (cm) x Weight (g) |
All purpose | In between | 5 cm & 40 g |
Bread | Most | 7 cm & 34 g |
Cake | Least | 3 cm & 8 g |
Step by step
Solved in 2 steps
- Would a thermoset polymer exhibit much plastic strain? Explain why or why not in 1-3 bullets.How many gallons of milk are in the unopened container? Show your calculation clearly for full credit. Keep o Freshest tasting within 5 days after op a • Percent Daily Nutrition Facts alorie diet Yo or lower deper Serving Size 1 cup (240mL) Servings Per Container about 8 Calories: Total Fat Le Sat Fat Cholesterol Le Sodium Potassium Total Carbohy Oiotary Fiber 8% Protein Amount Per Serving Calories 130 Calories from Fat 45 % Daily Value Total Fat 5g Saturated Fat 3g 15% Calorles per gi Cart Fat 9 Trans Fat Og Cholesterol 20mg Sodium 120mg a 7% Fat reduce Ingredient Reduced F 10% Palmitate, 4% Distributed La Farge, V 1-888-444 5% Potassium 360mg Total Carbohydrate 12g Dietary Fiber 0g Sugars 11g Protein 8g 0% www.orgai Oregon Til Processed a plant stamp Vitamin A 10% • Vitamin C 0% Calcium 30% • Iron 0% Vitamin D 25% a alamy stock photo BPSMRA www.alamy.comA food sample with a moisture content of 13.70% is found to contain 36.18% crude protein. What would be the % protein content in a moisture-free sample? Express answer in two decimal places. Do not include the units in the answer. Answer:
- Most calcium supplements have calcium carbonate as the main ingredient. Other supplements that have calcium citrate as the main ingredient are advertised as being moreeasily absorbed. Do you consider this a valid claim? Why?.Pour point define as - A Lowest temperature at which fuel will flow under cooling. B-Lowest temperature at which fuel will flow under heating. A - Depends on source of crude oil and less on the refining process B - Not Depends on source of crude oil and less on the refining process. O O Sulphur content - 54 O .Ash content is - 55 A - organic material in fuel O B - Inorganic material in fuel OA number of compounds have been selected as possible unknowns for this experiment. They are listed (arabinose, fructose, galactose, glucose, lactose ,maltose, mannitol, ribulose, starch, sucrose, xylose) Consider the structures of each unknown . The first two answer (in the box) have been done as examples The answer is made by taking the number in the box and choosing the correct answer Start mannitol Molisch Test (+) arabinose, fructose, galactose, glucose, lactose, maltose, ribulose, starch, sucrose, xylose (+) 1 Iodine/KI Test (-) 3 Benedict's Test (+) 4 (-) 5 Barfoed's Test (+) 6 (+) Seliwan. Test 8 Bial's Test Bial's Test (-) (+) (-) (+) 10 11 12
- Help 100% 41 Public Health Ch * HSC 258 - Major Projec X Mind Tap - Cengage Lea x C The Illustration To T =55750828934189288909969212&elSBN=9781305657571&id=1061392007&nbld=21... * Q Search References Use the References to access important values if needed for this question. It is desired to produce 6.30 grams of sulfur trioxide by the following reaction. If the percent yield of sulfur trioxide is 78.4 %, how many grams of sulfur dioxide would need to be reacted? grams sulfur dioxide sulfur dioxide(g) + oxygen(g)· → sulfur trioxide(g) Submit AnswerWhich one hardness type that remain .after boiling process Temporary hardness. O Permanent hardness. OHelp *令 100% 47 Public Health Ch x HSC 258 - Major Projec x Mind Tap - Cengage Lea x C The Illustration To d=55750828934189288909969212&elSBN=9781305657571&id=1061392007&nbld3D21... * Q Search References Use the References to access important values if needed for this question. For the following reaction, 5.66 grams of oxygen gas are mixed with excess ammonia. The reaction yields 2.96 grams of nitrogen monoxide. ammonia (g) + oxygen (g) –→nitrogen monoxide (g) + water (g) What is the ideal yield of nitrogen monoxide? grams What is the percent yield for this reaction? Submit Answer
- A student measured the melting point range of an unknown solid to be 81.9 to 82.3 degrees celsius. a) Is the compound pure? b) Can you identify the compound from Table 2.2? c) If yes, what is the compound? Table 2.2: Solid - Melting Point (Celsius) Benzoic Acid - 122 Acentanilide - 114 Acetamide - 82 Biphenyl - 71 p-Dimethoxybenzene - 59 p-Dichlorobenzene - 54 Benzophenone - 48Help 100% Public Health Ch X HSC 258 - Major Projec X Mind Tap - Cengage Lea X C The Illustra d%3D55750828934189288909969212&elSBN=9781305657571&id%3D1061392007&nbld%3D21... References Use the References to access important values if needed for this question. For the following reaction, 66.8 grams of silver nitrate are allowed to react with 24.6 grams of copper(II) chloride. silver nitrate(aq) + copper(II) chloride(s) silver chloride(s) + copper(II) nitrate(aq) grams What is the maximum amount of silver chloride that can be formed? What is the FORMULA for the limiting reagent? grams What amount of the excess reagent remains after the reaction is complete? Submit AnswerWhen you try to observe the different cosmetic products packaging, you will see a portion indicating the different ingredients used in the cosmetic formulation like the example you can see below: Ingredients: Water, Gycerin, Stearic Acd, Capryic/Capric Triglyceride, Qimethicone, Glycol Stearate, PEG-100 Stearate, Petrolatum, Butyrospermum Parkii (Shea Butter), Cyclopentasiloxane, Acrylates/ C10-30 Akyl Aarytale Crosspotymer, Glyceryl Stearate, Cetyl Alcohol Fragiance, Stearamide AMP, Phenoxyethanol, Triethanolamine, Carbomer, Disodium EDTA, Methylparaben, Propylparaben, Titanium Dioxide. In this activity, try to test your ability by identifying the cosmetic product's chemical ingredients' functions. Follow the instructions below. a. Take two cosmetic products available at home. b. Look for ingredients found on the cosmetic's packaging. c. Study the chemical composition of the products. d. Write down the specific ingredients on your answer sheet and identify their functions. Example…