HCI CI

Q: What are the symbol and name for an element whose average atoms have a mass that is 38.8% of the mas...

A: mass of an average Chromium atom =51.9961 u Now we have to calculate 38.8% of the mass of an average...

Q: Choose the aqueous solution that has the highest boiling point. These are all solutions of nonvolati...

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Q: 7.b please I want answer by typing it. Thanks      b. List the steps involved in the bromination of ...

A: Saturated hydrocarbons (alkanes) in presence of halogen molecules form haloalkanes. This reaction is...

Q: What is the edge length in pm for a simple cubic with a radius of 145 pm?

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Q: Glycine has pKa values of 2.3 and 9.6. Do you expect the pKa values of glycylglycine to be higher or...

A: Glycine molecule has one ammine group and one carboxylic acid group. Its acidic pKa value is 2.3 and...

Q: What is the group number using both A/B and 1 to 18 notations for elements that have the following o...

A: The given electronic configuration is 4s23d104p5.  Based on number of valence electrons ( electrons ...

Q: What amount of heat is required to vaporize 153.10 g of ethanol (C₂H₅OH)? (∆Hvap = 43.3 kJ/mol) Answ...

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Q: What is the overall order of the following reaction, given the rate law? 2 A+3 B → 2 C Rate = k[A][B...

A: Given:   2A + 3B -----> 2C            Rate = k [A] [B] Concept: a rate law is an equation which r...

Q: Calculate the cell potential for the galvanic cell (in volts) in which the following reaction occurs...

A: In order to figure the cell potential of any reaction in an electrochemical cell, first derive stand...

Q: please help with all parts of this question. DOUBLE CHECK YOUR ANSWERS AS PREVIOUS TUTORS GOT IT WRO...

A: A buffer solution is that which can resist the change in pH upon addition of acid or base components...

Q: @- Please I want answer for this question by typing it. Many Thanks

A: Crbon has four valence electrons which is why it has four valency. It combines with four carbon atom...

Q: What aldehydes are formed when the following amino acids are treated with ninhydrin? a. tyrosine b. ...

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Q: A sample of gas has an initial volume of 158 mL at a pressure of 735 mm Hg and a temperature of 34°C...

A: By applying ideal gas equation: P1 and P2 is the pressures of the gas. T1 and T2 is the temperature...

Q: Find equilibrium concentration of this product? Dont 100% know how to manipulate ICE chart to solve ...

A: Equilibrium constant: At equilibrium the ratio of products to reactants (each raised to the power co...

Q: Cells can also convert a-keto acids into amino acids, but because the reagents organic chemists use ...

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Q: Calculate the molarity of each solution of 33.2 g of KCl in 0.895 L of solution

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Q: 22. Be sure to answer all parts.The reaction2A + 3B → C is first order with respect to A and B. When...

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Q: please help with all parts of this question. DOUBLE CHECK YOUR ANSWERS AS PREVIOUS TUTORS GOT IT WRO...

A: The relationship between Ka and pKa is,                            

Q: The pKa values for the amino and carboxyl groups of alanine are 9.69 and 2.35, respectively.  Calcul...

A: In any buffer, if any strong acid gets added then the existing conjugate salt basically abstracts th...

Q: 1. The attached figure shows a diagram of the predominance of the different protonated forms of EDTA...

A: Ethylenediaminetetraacetic Acid (EDTA) undergo complexing with metals by removal of all the acidic p...

Q: Impure nickel, refined by smelting sulfide ores in a blast furnace, can be convertedinto metal from ...

A: First the standard free energy change is calculated.  

Q: Calculate the empirical formula for the compound found to have the following elemental composition b...

A: Empirical formula is the simplest ratio of the number of elements present in the given molecular for...

Q: alpha-Keto acids other than alpha-ketoglutarate can accept the amino group from pyridoxamine in enzy...

A: Transamination Reaction: In this reaction the transfer of amino group from one amino acid to the ket...

Q: Write the rate law including the value of the rate constant(k) with the given data and reaction. *in...

A: In order to find the rate law expression, we need to determine the order of the individual reacting ...

Q: A Ag/Fe voltaic cell has an E° of V. If you change the concentration of the solution in each cell to...

A: The observed potential of any specified cell may or may not be identical to its standard potential. ...

Q: A student isolated a monosaccharide and determined that it had a molecular weight of 150. Much to hi...

A: Given information,           Optically inactive monosaccharide with a molecular weight of 150 g/mol.

Q: The rate constant at 366 K for a first-order reaction is 7.7 x10-3 s-1 and the activation energy is ...

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Q: The pH–activity profile for glucose-6-phosphate isomerase indicates the participation of a group wit...

A: Generally, pH activity profile is drawn between activity of particular enzyme and the pH of the reac...

Q: Considering both 5-methylcyclopenta-1,3-diene (A) and 7methylcyclohepta-1,3,5-triene (B), which labe...

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Q: Chemistry Question

A: The expression of E0cell is shown below: E0cell = E0cathode – E0anode

Q: For a chemical reaction, the activation energy for the forward reaction is +181 kJ and the activatio...

A: The overall energy change for the forward reaction is the difference in energy between products and ...

Q: The rate constant of a first-order decomposition reaction is 0.0147 s–1. If the initial concentratio...

A:  For first order reaction,

Q: Predict the product formed in the following nuclear transmutation: 16O(13C, 1H)AProduct Group of an...

A: Given: 16O(13C, 1H)A Product Lets assume product be X. Balance the mass number on both sides. mass o...

Q: When the reaction A B + Cis studied, a plot of 1/[A) versus time gives a straight line with a positi...

A: The concentration vs time graph for zero, first and second order reaction are :

Q: Provide suitable reagents to effect the following transformations.

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Q: Write 10 functional groups with their common name, suffix-prefix, structural formula and systematic ...

A: common name suffix prefix, structure systematic name methyl alcohol -ol Hydroxy methanol acetic...

Q: The copper(II) ion reacts with phosphate ion to form an insoluble ionic compound, Ksp = 1.40×10–37. ...

A: The dissociation of solid copper (II) phosphate is as follows,

Q: If you accidentally spill phosphorus-32 onto your shoe, how long would it take before 99.9% of the r...

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Q: The density of ether is 0.736 g/mL. What is the mass of 45.0 mL of ether?

A: We can use the formula: Density = Mass / volume We are given Density = 0.736 g/mL The mass = 45 mL

Q: Draw the mechanism for the following reaction if it involves specific-base catalysis. a. Draw the me...

A: a).  Mechanism for the following reaction involving specific-base catalysis: A bond is formed betwe...

Q: The polymerization of CH2 = CHCH = CH2 under radical conditions affords products A and B. Draw a mec...

A: The polymerization of CH2 = CHCH = CH2 under radical condition affords products A and B. The radical...

Q: Devise a synthesis of each compound from cyclopentane and any other required organic or inorganic re...

A: Given: Synthesis of given compounds from cyclopentane:

Q: How many of the following reactions will Kc = Kp? • H2(g) + I2(g) = 2 HI(g) • N204(g) = 2NO2(g) • S0...

A: The relation between the KC (equilibrium constant in the term of concentration) and KP (equilibrium ...

Q: Complete and balance the following double displacement reactions. Include physical states.a. Ba(NO3)...

A: Double displacement reactions: Two different ionic compounds react to give a new product, which cont...

Q: You are asked to carry out the following reactions. Answer in each case whether you will use an Oxid...

A: Oxidation State/Number- During bond formation atoms carries a charge called as Oxidation State/Numbe...

Q: Question 8

A: The expression for the first order radioactive decay is shown below: Where; t = time A0 = initial c...

Q: Which of the following substances would have the highest vapor pressure at 298 K? A) propanol (b...

A: Boiling point of a compound depends on the relative Strength of intermolecular force. Intermolecular...

Q: Consider the following reaction at equilibrium:  2NH3 (g) ↔ N2 (g) + 3H2 (g) ΔH° =46.1 kJ at 298K  I...

A: Le-Chatelier's principle: If a system is in equilibrium is subjected to a change in any of the facto...

Q: Draw the products of each reaction. Indicate the stereochemistry of Diels–Alder products.

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