Br CH3 Br

Q: Find the AH (in kJ) for the reaction below, given the following reactions and subsequent AH values:…

A: .

Q: NH3 obtained when 0.5 g of an organic compound substance was subjected to Kjeldahl's method was…

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Q: An essential amino acid is one that Multiple Choice must be included Iin the diet. the body can…

A: Given, which is true about essential amino acid.

Q: ydrogen gas is produced according to the following balanced reaction.   ​Mg   +   2HCl   --->…

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Q: Determine the net ionic equation for the following chemical reaction: MgCl2(aq) +2NaOH(aq)…

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Q: Given the following list of lonization Energies for an unknown element, how many valence electrons…

A: Ionization energy is the energy required to remove electron from valance shell of an atom . If the…

Q: Using a table of standard electrode potentials, decide which of the following statements is…

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Q: Polypropene results from the polymerization of H H A. CH-C B. CH-c c. CHEC D. CH-C E. CH-C CN ci

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Q: Calculate AG for the electrochemical cell Fe(s) I Fe2*(aq) || Sn4*(aq) | Sn2*(aq) I Pt(s). Multiple…

A: Fe(s)/Fe2+(aq) // Sn4+(aq)/Sn2+(aq)pt(s)

Q: 40. You mix 50.0 mL of 0.10 M HCl with 40.0 mL of 0.10 M NaOH. What do you know about the final…

A: Solution 40: option A is correct.

Q: Consider the four scenarios involving visible light. In scenario A, visible light has a wavelength…

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Q: Under which of the following situations does the equilibrium constant of a reaction, K, change? O K…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Check the box next to each molecule on the right that has the shape of the model m molecules model…

A: Concept:  The given model has a linear shape and now we will apply VSPER theory to determine the…

Q: A sample of gas occupies a volume of 237.5 mL at 763.2 tor and 273.2 K. What volume will the sample…

A: We can calculate  the quantities by using ideal gas equation.

Q: In order to determine the identity of a metal, its specific heat is found.  When 28 g of the metal…

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Q: uestio 16 Which one of the following 1.0 M solutions would be expected to have the highest pH? A)…

A: Bases have the high PH and acids have low PH. So , here we need to  compare only two bases that is…

Q: Explain the advantages of a digital signal over an analog signal.

A: A digital signal is a signal that represents data as a sequence of discrete values. A digital signal…

Q: How many mg of zinc sulfate arc found in 4 oz. of a 0.02% solution? (Hint: To solve this problem,…

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Q: A stimulus causes an electrical signal to move along a nerve due to: Change of positive ions into…

A: Biochemistry is branch of chemistry which is applied to  study the biological processes at the…

Q: CH3 CH 3OH H3 C +H2 CI Pd/C CH3

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Q: constant expression? PROBT Kp = Po PBr2 NO A) 2 NOBR (g) = 2 NO (g) + Br2(g) B) NO (g) + ½ Br2 (g) =…

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Q: galvanic cell has the overall reaction: e(NO3]2[aq) + Pb(NO3h(aq) → 2Fe(NO3]3{aq) + Pb(s) nich is…

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Q: Which substances in the equation below are classified as Bronsted-Lowry ACIDS: H2S (aq) + H2O0 → H30…

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Q: Identify each piece of glassware by labeling the images. Answer Bank volumetric pipette glass funnel…

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Q: 43. BaF2 is very slightly soluble in water with a Ksp = 2.4 X 105. Which of the following statements…

A: We are authorised to solve only one question at a time. Please post rest of the questions…

Q: Part A Place the following compounds in order of increasing boiling point NaF Ch CH;OH O NaF < CH3OH…

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Q: 8 Answer true or false. (a) Water is a good solvent for ionic compounds because water is a polar…

A: Ans. (a) True Water has a high dielectric constant and is polar in nature therefore ionic compounds…

Q: You need a 25% alcohol solution. On hand, you have a 450 mL of a 20% alcohol mixture. You also ha…

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Q: T Write out the mechanism for the following reaction. Show all steps and use 1. curved arrows. H20 +…

A: Given,

Q: Question31 Which of the following partially soluble compounds would not be more soluble in acidic…

A: Concept: salt are Three types 1. Acidic salt: They are formed by reaction of weak base and strong…

Q: QUESTION 14 Given the first order constant of the radioactive decay of carbon-14 to the stable…

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Q: Sketch a qualitative titration curve (pH vs. mL of base) for the complete titration of a diprotic…

A: Diplomacy Acid are those Acids which can donate 2H+ at equilbrium.

Q: Determine the correct coefficient  for H2SO4(aq) to balance the following chemical equation: Mg(s)…

A: • The given unbalanced chemical equation is,    Mg(s) + H2SO4(aq) →…

Q: prepare 0.7% potassium Chloride (KCI) in 0.3 liter ?

A: Given :-  % w/v of solution = 0.7 %  Volume of solution = 0.3 L  To find :-  Mass of KCl (in grams)

Q: Calvin took a 10.0L balloon from San Diego (760mmHg) to the top of Mt. Everest (250mmHg) what is the…

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Q: ОН ÇH3 ÇH3 CH3 H3C-O. `CH3 10 H3C-O `CH3 ОН This compound is called type your answer...

A: This is a compound having high molecular weight and having phenolic-OH and methoxy group.

Q: A student is using a calorimeter to determine the specific heat of a metallic sample. She measures…

A: we need to calculate the specific heat of the metal

Q: (a) 250 mL of a 3.6% w/v solution of NaCl in water (b) 625 mL of a 4.9% w/v solution of glycine,…

A: % w/v concentration of the solution = [mass of the solute in g/ volume of the solution] x 100

Q: 5. Base pairing in DNA is accomplished through A. disulfide bonds B. hydrogen bonding C. peptide…

A: Base pairing in DNA accomplished through

Q: Nernst equation to find cell voltage

A:

Q: may 1. The name of the following compound is ÇHO A. phenoxide B. phenol C. benzoic acid D.…

A: The correct name of the above compound is given below

Q: Which of the following statements about the binding of oxygen to deaxyhemoglobin is correct? Multple…

A: In the deoxy- myoglobin , Iron ( Fe ) is in Fe2+high spin. When it binds with oxygen the Iron is…

Q: What is the rms speed of nitrogen molecules contained in a 9.0 m3m3 volume at 4.0 atm if the total…

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Q: 2. The more sphere-like the molecule, the lower the surface area and become more compact, leads…

A: 2) when the surface area decreases the molecule becomes more compact . It is very difficult to break…

Q: Determine the number of moles in a container of gas at STP with a volume of 99.2 L.

A: We know, at STP, one mole of any gas occupies 22.4 L volume. Or, 22.4L volume is occupied by 1mol of…

Q: pure polonium-210 (k = 5.02 × 10−3 day−1) were used in a crime, based on radioactive disintegration…

A: Radioactive disintegration follow first order kinetics

Q: 1.1 A 50.0 g aluminium disk at 300 °C is placed in 200 cm of ethyl alcohol at 10 °C, then removed…

A: Given: Mass of aluminium disk = 50g  temperature of aluminium disk= 300 oC volume of ethyl alcohol =…

Q: atomic number = 17, atomic mass = 35.45, and symbol = Cl. %3D a. What is the element's name? b. How…

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Q: What is the final temperature (in °C) of 230.1 g of water (specific heat = 4.184 J/g°C) at 24.20°C…

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Q: Question 24 What monosaccharides are present in sucrose (table sugar)? O glucose + glucose O glucose…

A: Which one of the following is correct