63. This picture is an exampile of beverages. alcoholic O fruity citrus

Q: Kindly identify each of the elements based on the description, write its symbol and determine the my...

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Q: Calculate the pH of a 0.10 molL- solution of hydrazine, N2H4. Kô for hydrazine is 1.3 x 10-6. Expres...

A: The given questions asks to calculate the pH of solution when the Ka or Kb value of acid or base and...

Q: Suppose a 250. mL flask is filled with 1.2 mol of NO,, 1.6 mol of CO and 0.10 mol of CO,. The follow...

A: We have to calculate the equilibrium concentration of NO2  

Q: 4. Chlorine can replace bromine in bromide compounds forming a chloride compound and elemental bromi...

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Q: 1) nBulI, Eto 2) NH,CI, H,O 1) PhMgBr, Eto 0 2) HCI, H,0 NaCN, HCI KCN, HCI Br NaBH, CH,OH

A: nBuLi ===> Form enolate PhMgBr ===> Grignard reagent give addition reaction NaCN ===> Addit...

Q: Draw all the possible stereoisomerism for following structures. Label the chiral centre with an aste...

A: Chiral center is the carbon atom attached to four different atoms or groups. The total number of ste...

Q: What is the percent composition of iron(II) sulfate hexahydrate? Select one: a. 4.2% Fe; 4.2% S; 41....

A: Molar mass of FeSO4 .6H2O = 260.0g/mol In FeSO4 .6H2O Number of Fe = 1 Number of S =1 Number of O=10...

Q: duced solids, if anything at all. Some of them, however, produced gases. Which ion was most likely r...

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Q: For a theoretical yield of 2.54 g and percent yield of 82.8583%, calculate the actual yield for a ch...

A: Given data, Theoretical yield = 2.54 g  % yield = 82.8583%  Then, Actual yield = ?

Q: CH3 CH CH2 CH CH3 H3C H2C-CH3

A: Rule of IUPAC- 1) Longest chain as parent chain. 2) Numbering start from those side where more prior...

Q: One term in a balanced chemical equation contained the coefficient 11 in front of the formula Al2(SO...

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Q: What type of reaction has occurred? How do you know? CH3 CH2 =C

A: We have to use some reagent for this reaction.

Q: In a normal neuron, consider the following ionic concentration of cation X: Ion inside: 200mM Ion ...

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Q: evien Constants Perode Tatie • Part A Wite equations thowing how each of the following weak bases io...

A: According to the Arrhenius theory, the substance that gives hydrogen ion H+ in the aqueous solution ...

Q: 21. A mountain is 4500 M high. Assuming Paust- 2700 kg/m' and pmante - 3300 kg/m what is the depth o...

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Q: Which of these structures shows how the pictured molecule will look after it is rotated by 180°, as ...

A: Here , we need to rotate the given molecule by 180° as shown in direction of hand .   

Q: thermometer A 52.6 g sample of polystyrene is put into a calorimeter (see sketch at right) that cont...

A: In the process, the styrene will release the heat. The water will absorb the heat from the sample of...

Q: At -8.15 °C the pressure equilibrium constant K, =3.8 for a certain reaction. Here are some facts ab...

A: We could have used the Van't Hoff isotherm equation to predict the Kp of the reaction at different t...

Q: 2. Using the structure of glycogen shown here (or any other source material), answer the following q...

A: Given Enzyme = Glycogen Phosphorylase

Q: For which of the following problems would ICP-MS be appropriate? Explain why. a. For the characteris...

A: ICP MS is an analytical technique used for the analysis of trace elements .

Q: Is H2CrO4 amphiprotic (or amphoteric) when reacting with water?

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Q: True or False: One way oxygen can get into the water is oxygen from the atmosphere dissolves and mix...

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Q: ゲ-o

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Q: What is the correct IUPAC name for the following compound?   Group of answer choices 3,3-diethyl-6-...

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Q: If 55.0 mL of a 0.25M solution of Mg(OH)2 is spilt on the floor, what volume, in mL, of 0.15M HBr  i...

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Q: When aluminum metal reacts with iron(III) oxide to form aluminum oxide and iron metal, 429.6 kJ of h...

A: Given ;- 2Al(s) + Fe2O3(s) →2Fe(s) + Al2O3(s)  429.6 kJ heat is released when 1 mol Al is consumed. ...

Q: 14. Acetic acid is a weak acid with the formula CH3COOH; the Ka for acetic acid is 1.76 x 10-5 In a...

A: We have to predict the pH of acid solution.  

Q: The following chromatogram is obtained for a mixture of substances X and Y. Calculate the separation...

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Q: 9. C,H¿O (Propanone) 10. C,H10 11. C,H,OH (Isopropanol) 12. C,H1,0 (Pentanone)

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Q: Draw FOUR (4) possible position isomers that contain a four-carbon ring with molecular formula of C4...

A: Positional  isomer are the compound which have same functional group but different position is calle...

Q: Calculate the concentration of HCO3 in an aqueous solution of 0.0557 M carbonic acid, H2CO3 (aq). [H...

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Q: How much water is present in 200 g of salt solution if the mass percent of salt is 26%?

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Q: Silver chromate is sparingly soluble in aqueous solutions. The Kp of Ag, Cro, is 1.12 x 10-12, What ...

A: We have to predict the solubility in different solution.  

Q: Chemical Formula Prelab Questions Name: Ashlyn Neurton Section: O0 Prepare For It! Pre-Lab Questions...

A: 4.) Mole ration is calculated by dividing the least value of moles by each value.  5.) We use mole r...

Q: 9. A 250 ml flask containing 1.0 g of excess BN(s) is injected with 0.21 mol of Cl,g). 2 BN(s) + 3 C...

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Q: Problem 15.10 Label the chirality centers in each compound. A molecule may have zero, one, or two ch...

A: A chirality center is generally a carbon that is attached to four different atoms or groups.

Q: A student heats 63.74 grams of nickel to 98.87 degree celcius and then drops it into a cup containin...

A: heat capacity formula : Q =m*c*△T Q = heat energy m = mass  c = specific heat capacity  △T = T(final...

Q: Bohr Model of the Atom (L15) 3. a) What is the wavelength of the photon emitted by a hydrogen atom w...

A: Since you asked specific questions so as per Q&A guidelines of portal I will solved question num...

Q: 27 A brick has a mass of 4.0 kg and the Earth has a mass of 6.0 x 10"' g. Use this information to an...

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to ...

Q: 15. When hot tea is poured into both a steel cup and a styrofoam cup, the steel cup quickly feels ho...

A: Steel cup is a good conductor of heat and styrofoam is a bad one as explained below . Hence the obse...

Q: A sample crude oil contains 3.11mM naphthalene, 13.6 mM methylnaphthalene, 23.2 mM dimethylnaphthale...

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Q: Hydrofluoric acid and water react to form fluoride anion and hydronium cation, like this: HF(aq)+H,O...

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Q: What is the  vant Hoff  factor if  0.15 m CrCl3 freezes at -0.91oC?

A: Van't Hoff Factor can be calculated as  The number of ions observed in the solution/ total moles of ...

Q: Please fast solve the issue but don't copy 1-Butene and benzene as the only organic materials propos...

A: The synthesis of the following is:  

Q: Many metals react with halogens to give metal halides. For example, iron reacts with chlorine to giv...

A: Consider the given information is as follows; Mass of iron (Fe) = 10.0 g Mass of Cl2 required for th...

Q: Sulfur dioxide and oxygen react to form sulfur trioxide, like this: 2 SO2(9)+O2(9) –→ 2 SO3(9) The r...

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Q: An open flask sitting in a lab refrigerator looks empty, but it is actually filled with a mixture of...

A: According to ideal gas equation, at standard temperature and pressure, one mole of gas contains the ...

Q: A 3.05 g sample of an unknown gas at 21 °C and 1.10 atm is stored in a 1.95 L flask. What is the den...

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Q: The heat of combustion, AH°C, of acetone, C3H,O, is -1790.4 kJ/mol. How many kilojoules of heat are ...

A: The combustion is a reaction of the compound in the presence of oxygen. The combustion reaction will...

Q: Which of the following accurately describes the conditions of an isolated system? a. Both energy and...

A: Isolated system, as the name suggests, is something where no matter and no energy can be interchange...

Vitamins and Coenzymes

A class of organic compounds needed in the human body for normal activities is known as vitamins. They are characterized into two parts depending upon their solubility in water. They can act as coenzymes, cofactors, or prosthetic groups for enzymes.