Arrange the compounds by increasing boiling point. Lowest boiling point CH₂CH₂CH₂CH₂CH₂ CH,CH,CO,CH, CH₂CH₂C=ONH₂ CH₂CH₂CH₂COOH

Q: 1. Explain the importance of buffers in biochemical reactions. 2. How do sudden changes in pH affect…

A: Buffer are the solution which resist the change in ph by adding base or acid in the solution .…

Q: Question 5 Which part of the HPLC contains majority of the solvent? O fraction collector O reservoir…

A: The beginning of the HPLC system occurs with the solvent reservoir which contains the solvent , and…

Q: Which element (X) forms an ionic compound with the formula NagX? © magnesium O sulfur O carbon O…

A: There are different type of  chemical bonds and compounds which are formed by combination of…

Q: Give the nature of the phases found in the following phase diagram in the numbered areas and degrees…

A: The above diagram is phase diagram of CaO-ZrO2 system.

Q: 3- Air at 25°C and 100 kPa at a relative humidity of 75 percent. The parti pressure of water vapour…

A: 1. Relative humidity is the amount of water vapor present in the air divided by the maximum amount…

Q: How many grams of ethanol, C2H5OH,C2⁢H5OH, can be boiled with 369.4 kJ369.4 kJ of heat energy? The…

A: Given: Heat energy = 369.4 kJ Molar heat of vaporization of ethanol = 38.6 kJ/mol Known: Molar mass…

Q: A) Hybridization 1. What is the hybridisation of atoms A1, A2 and A3 in the following orbital…

A:

Q: Compute for the linear equation of the following concentration and absorbance given in the table.…

A: Here we are required to find the linear equation of the following concentration and absorbance for…

Q: Write the IUPAC name for the compound below. Be sure to use correct punctuation. Keep the…

A: IUPAC name of following compound is .

Q: 13. The pka of an acid is 2.35. What is the acid-dissociation constant of the acid? O 4.5 x 10- O…

A: We can solve the Given problem by recalling the following equation Pka = -logka Where ka =…

Q: A. Write the electron configuration of the following elements: I 1. S (sulfur) A=16 2. Sc (scandium)…

A:

Q: Having the absorbance of 62.5 M solution is 0.222, what is the molar extinction coefficient if the…

A:

Q: B. Based on the items in A, draw an orbital diagram for each element. 1. S (sulfur) 2. Sc (scandium)

A:

Q: pH=2.45 Your answer pH 8.28 Your answer pH=7.36 Your answer pH= 1.25

A:

Q: Find the pH and %l of 0.100 M ammonium chloride. + NH₁ + H₂O = NH3 + H₂O+ Ka-Kw/Kb NH, Kb = 1.75 x…

A: Given,  Molarity of ammonium chloride is 0.100 M The pH of the solution is:

Q: What is one physical property of vitamin C and how is it related to its structure and function?

A: Vitamic C an important  vitamin for the body as it is used for

Q: Question 1 Which of the following column CANNOT used for a reverse phase HPLC? O A. C4 O B. C8 O C.…

A: Silica column can not used for a reverse phase HPLC .

Q: Label a curve of potential energy vs. dihedral angle for the Newman conformations of…

A:

Q: 3. Is it possible to have a reaction in which oxidation occurs and the reduction does not? Explain.…

A: If a species/element losses electron then it will be a oxidation reaction. If a species/element…

Q: The chemical formula for glucose is C6H12O6. A polymer was formed by linking ten glucose units by…

A: Glucose units link together and produce polymer by undergoing condensation reaction.

Q: Methyl isocyanate reacts with strong acids, such as sulfuric acid, to form a cation. For protonation…

A:

Q: For each conjugate acid-base pair, identify the first species as an acid or base and the second…

A:

Q: Consider these two equations.   Mg2+(aq)+2e−⟶Mg(s)Mg2+(aq)+2e−⟶Mg(s)     Ni2+(aq)+2e−⟶…

A: Hence, answer is 2.12 V .

Q: When a metal is heated its density decreases. There are two sources that give rise to this…

A: The answer is attached below-:

Q: II. Problem Solving. Solve the following problems, use GRESA format in answering. 1. In a 0.1000 M…

A:

Q: A cell consisting of a saturated calomel electrode and a lead ion electrode developed a potential of…

A:

Q: Describe the amount of reagents and steps needed for the preparation of 100 mL 0.050 M and 0.0050 M…

A:

Q: Write clearly and make sure it's readable. Much better if the ans is type-written. 1. The teacher…

A: Le chatelier's principle states that

Q: What is the mechanism for reaction 1?   a electrophilic addition   b nucleophilic addition   c…

A: #Q.1: In an addition reaction, an electrophile or nucleophile is added. In a substitution reaction…

Q: The relative peak areas and retention for a mixture of five fatty acids and standard separated by GC…

A: What is the identity of FA 3? = C15:1

Q: What is the pH of 1.5M NaOH?

A: Given,  Molar concentration of NaOH = 1.5 M  Calculate the pH of the solution = ?

Q: Which of the following will not form a primary alcohol upon reduction with NaBH4 or LiAlH4?   a…

A:

Q: 15. A solution of benzoic acid (C,H,OOH) has a Ka of 6.3 x 105. If it said to be 3.0% dissociated,…

A: For a weak acid the degree of dissociation and the dissociation constant are related as follows:…

Q: A certain reaction is known to have an activation energy E=5.0 kJ/mol. Furthermore, the rate of this…

A: Activation energy is the minimum amount of energy required to convert reactant into product.

Q: Which of the following best describes the disaccharide shown here? НО. OHO OH OH HO- 2955 OH HO OH…

A:

Q: Give the IUPAC name of the following molecule: OH 6 Give the IUPAC name of the following molecule:…

A:

Q: According to Beer’s law, if b and ε are held constant, absorbance is directly proportional to _____.

A: The correct answer is given below

Q: H2C2O4 = HC2O4- + H+              Ka = 0.0540 HC2O4- + H+ = H2C2O4            K = ? Solve for the…

A: Solve for the equilibrium constant when the dissociation of oxalic acid is reversed.

Q: For the following reaction, 5.38 grams of sulfuric acid are mixed with excess barium hydroxide. The…

A:

Q: What is the most crucial feature that a molecule should have so that it can be considered a ligand?…

A: A coordination compound is formed by a complex ion and a simple oppositely charged ion. In complex…

Q: 4. Get the half and net reactions of the following cell diagram: Pt(s)/H₂(g, 1 atm)/2H*(aq, 1…

A:

Q: Please explain how the product shown is formed from the starting materials and reagents i) NH² H H &…

A:

Q: 0.4071-g sample of pure CaCO3 was transferred to a 500-mL volumetric flask, dissolved using a…

A:

Q: Some measurements of the initial rate of a certain reaction are given in the table below. [₂] [H₂]…

A:

Q: Question 5 How is the reduction potential measured in the potentiometer for the analyte solution?…

A:

Q: concentration of EDTA titer solution is equal to 1.2 mg CaCO3 per/ mL EDTA. What is the Molar…

A:

Q: Consider the cysteine molecule. Choose the structural formula for the anion formed in base. O HS C…

A: Amino acids are those in which carbon is attached with COOH group, amino group and R group. Amino…

Q: Please explain how the product shown is formed from the starting materials and reagents NaOH, heat &

A: Let us discuss the reaction mechanism of the given reaction.

Q: Which reaction mechanism will create a shift in the stereochemistry of the resulting product?   a…

A: In SN1 and SN2 , substitution takes place but in E1 and E2 elimination takes place.

Q: ou have 450 ml of a 0.250 m sodium hydroxide how many moles of sodium hydroxide are in the solution

A: