(IMPORTANT NOTE: X= Symbol, A=mass number, Z = atomic number) Name # of # of protons neutrons Cobalt Atomic Mass number number 60 26 59 X-A form I-131 2X notation ³H 00

Q: The pH of the buffer solution is 4.0 while the pKa of the weak acid is 3.0. Compute for the molar…

A: Given the pH of the buffer solution is 4.0 while the pKa of the weak acid is 3.0. We have to…

Q: a. How many grams of sodium sulfate are required to prepare 250.0 mL of a sodium sulfate solution…

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Q: One way to prepare the HEPES buffer involves preparing solutions of the sodium salt form of HEPES…

A: The pKa value of HEPES(HA)/HEPES(A-) buffer system is 7.56 The available stock solutions are: 250 mL…

Q: Place an F or a G, for fibrous or globular, to the left of each of the below proteins. ___Collagen…

A: Fibrous proteins are proteins containing polypeptide chains that are well organized in parallel…

Q: CH3-C-0-CH₂CH3 Determine the products of reduction for the compound above A) B) C) O: D)…

A: Reduction of ester gives alcohol. In presence of strong reducing agent.

Q: 3) How many atoms are contained in 0.98 moles of iron (Fe)? 4) How many moles of cesium are in 66.45…

A: For question 3, we have to find the number of atoms in 0.98 moles of iron. For question 4, we have…

Q: Na+ and Cl form a bond. What type of bond would they form?

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Q: Q10. Calculate the mean activity coefficient Y for Ba and SO, ions in a saturated solution of BaSO4.…

A: Ionic compound dissociate in to ion when dissolved in water.

Q: ! Question 8: Which one of the compounds in Figure 8 is not a structural isomer of the carboxylic…

A: The answer for Question 8 is: B     The answer for Question 5 is: 2    Reason: oxygen atom can form…

Q: Consider the following reaction: 4 HBr(g) + O2(g)  2 H2O(g) + 2 Br2(g) (a) The rate law for…

A: Recall the given reaction,                      4 HBr g  +  O2 g  →  2 H2O g  +  2 Br2 gThe…

Q: 1.04km to cm

A: We have to convert 1.04 Km to cm.  First, we have to convert 1.04 Km to meter(m) and then meter(m)…

Q: C) ㅅ ???

A: As per the rules, only the first question can be answered. Please resubmit for the other questions.

Q: Calculate the mean activity coefficient / for Ba² and SO² ions in ion of BaSO4. Assume the ionic…

A: When ionic compound dissolved in water it dissociate in to ions

Q: Below is a compound in its neutral from, draw the form that would predominate at pH 7.4 H N. хонг

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Q: Drag the labels to the correct position to indicate the contents in each of the separating funnel…

A: Introduction :  The separating funnel runs on the concept of "like dissolves like", with different…

Q: Tantalum (Ta) and boron (B) form two binary compounds with the following compositions: Compound Mass…

A: As ratio of Ta in compound 1 and 2 per gram of B is 8 : 3 Compound 1 contain 8 Ta and compound 2…

Q: lo to become chemically stable rons does this have?

A: 6 is the atomic number and 12 is the mass number as according to the magic number the ist shell will…

Q: Draw the chemical structure of poly(N-isopropylacrylamide)-block-[poly(styrene-co-methy acrylate)].

A: A question based on introduction to polymers that is to be accomplished.

Q: How many ounces of gold are in a 14 karat gold that weighs 2.9 ounces?

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Q: 13. Draw the atoms, showing how they are connected in H₂ so that the 2 hydrogens each form 1 bond?…

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Q: ► Get the concentration of the unknown solutions with %T of 63. ►Given: S1-0.02 mg 52-0.04 mg…

A: Here we are required to find the concentration of unknown solution with transmittance  (%T )63…

Q: Compound 1 Compound 3 Compound 2 Compound 4 What is the relationship between Compound 2 and Compound…

A: Isomers : These are the molecules which have same molecular formula but different arrangement of…

Q: 3. Below are two other organic dyes that both produce a yellow color when dissolved. Which of the…

A: individually, Radiant yellow will get dissolved in the polar protic solvent ethanol and Alizarine…

Q: 11. Hypothesize why plastic weigh boats, paper towels and plastic pipets continue to be found in the…

A: Laboratory produces tones of plastic waste every year.This because  many pipettes , petri dishes ,…

Q: What is the Eθ cell value for a galvanic cell constructed using aluminium and nickel electrodes.

A: Foe finding Standard EMF of cell, we must know about the standard reduction potential values for the…

Q: 2. Write reactions to show the dissociation into ions of the following substances when they dissolve…

A: Dear student, we are authorised to solve only one question at a time. Please post rest of the…

Q: molality of a solution formed by a

A: Molality of solution is defined as number of moles of solute dissolved per kilogram of solvent

Q: . Show how to achieve the following transformations. ??? ??? OH

A: As per the rules, only the first question can be answered.

Q: F How many valence electrons does this have? 9 19

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Q: What is the Eθ cell value for a galvanic cell constructed using cadmium and copper electrodes.

A: Given:- Galvanic cell of Cd and Cu. •From electrochemical series Cd is more reactive than Cu. •Cd…

Q: Compound 1 Compound 3 e Compound 2 Compound 4 What is the relationship between Compound 1 and…

A: Isomer - Compounds having same molecular formula but different structural formula known as isomer…

Q: When a single strand of DNA is making a copy of itself it uses the above code ◦ AAT CGC AGG CCA ATG…

A:

Q: What is the hybridization of the Catom in the following molecule? CICCI sp Р O sp² sp3

A: Definition of hybridization- Hybridization is the process in which two atomic orbital mixed to form…

Q: explain how the development of the Atomic Theory illustrates the Nature of Science. Support your…

A: It is asked to explain the development of atomic theory illustrating the nature of Science.

Q: What is the mass (grams) of 6.52 x 1018 atoms of gold (Au)?

A: Given that, 6.52×1018 atoms of gold. We have to calculate the mass of that gold. Concept:  We know…

Q: 4. Give a detailed mechanism for a reaction of ethylamine and acetyl chloride under basic…

A:

Q: Part I. Name the following molecules, using IUPAC naming conventions (no common names). Indicate all…

A: The names of the given molecules are given below :

Q: 15. Rank the following compounds from most basic to least basic. Most basic (least stable)=1, leas…

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

Q: IV. Complete the table by computing for the missing pH, pOH, [H*], and [OH-] 1. 2. 3. 4. 5. [H+]…

A: pH = -log [H+] pOH = - log[OH-] pOH + pH = 14 pH>7, then basic pH<7, then acidic pH =7, then…

Q: Choose the correct molecularity and rate law for each of the elementary reactions shown below.…

A: The relation between the concentration of the reactants and the rate of reaction is expressed by the…

Q: Draw the products of the complete hydrolysis of an acetal. Draw all products of the reaction. 애 H…

A: Carbonyl compound (aldehyde and ketone) reacts with alcohol to form hemiacetal in the presence of an…

Q: What are the differences between endocrine and exocrine glands?

A: Endocrine glands - The organs that makes hormones that are released directly into the blood and…

Q: Give the 4 sets of quantum numbers for the 16 electrons of Sulfur.

A:

Q: > Question 10 Carry out the following calculation and give the final answer with the correct number…

A: #10: We have to compute the addition/subtraction of the given numbers and report the final answer…

Q: ered 6 oxygen and 18 oxygen have?

A:

Q: A cylindrical container's pressure is 200,000 Pa; its temperature is 86 deg Fahrenheit; and its…

A: Given=>  *Pressure (P)=200000 Pa                  Temperature (T)=86°F =>As we know…

Q: Why flame tests are important in chemistry?

A: Salt analysis involves the identification of the cation and anion in an inorganic salt.

Q: what is the equations for dissociation and equilibrium equations of bromic acid, hypoiodous acid and…

A: Strong acid completely dissociate in to water and weak acid partially dissociate in to water.

Q: The manganese(II)-catalyzed redox reaction between cerium(IV) and thallium(I) is thought to proceed…

A:

Q: What is km mL^-1

A: For the meaning of   Km mL-1  Where, the symbols have their usual meaning.  As,     Km stands for…