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Q: The pH of an aqueous acid solution is 6.15 at 25°C. Calculate the K, for the acid. The initial acid ...

A: Given :-  initial concentration of acid = 0.012/M  pH of solution = 6.15  To calculate :-  Ka of aci...

Q: How much heat in calories does it take to raise the temperature of 5 grams of water from 22 C to 38 ...

A: Specific heat capacity of water is 4.18

Q: You are asked to find the pH of each solution described below. A 0.50 M solution of HBrO3 A 0.030 ...

A: The compound completely dissociate to form H+, then is called strong acid .Where the compound comple...

Q: Determine the isomeric form exhibited by structure provide. HO CH2NHCH3 H3CH2C CH,NCH2 A E double bo...

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Q: Question 19 The Doppler effect phenomenon in atomic spectroscopy is the basis for: O A. background n...

A: A question based on atomic structure and spectra that is to be accomplished.

Q: Determine the number of sigma bonds, hybridization state and bond order of temozolomide

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Q: The absorbance for a mixture at a particular wavelength is the sum of the absorbances

A: In this question we have to choose correct Statement for spectroscopy of a mixture with suitable rea...

Q: Transferrin is an iron-transport protein found in blood. Desferrioxamine B is an iron chelator used ...

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Q: A tank with a capacity of 74 liters, initially contains 20 kilograms of salt dissolved in 50 liters ...

A: Given, Total capacity - 74 L Initially - 20 kg salt in 50 L of water. Final addition - (74 - 50) = 2...

Q: Which statenment is correct? Branching decreases water solubility as the branches provides blockade ...

A: Given statements are : Which statement is correct = ?   

Q: Gifferent temperatures. e sketches are drawn as if a sample of carbon monoxide were under a microsco...

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Q: Determine the formula weight of Ca 3(PO 4) 2- O a. 135 amu O b.310 amu O c. 215 amu O d. 279 amu O e...

A: The compound given is Ca3(PO4)2.  

Q: Empirical formula:

A: Empirical formula mass is defined as sum of molar masses of atoms in molecular formula.

Q: 3-methylhexane is A Linear saturated hydrocarbon B Branched saturated hydrocarbon Linear unsaturated...

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Q: Question 32 What process is involved in #4? Singlet excitod states 2 Triplet excited state T, 3 4 5 ...

A: In the given diagram,  The process 4 is involved the relaxation of molecules from singlet state to t...

Q: In AAS, which of the following terms descrive a process on how a liquid sample is converted into fin...

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Q: ONa NH2 2) Hг0

A: Given, 

Q: The intermolecular forces (IMF)

A:   Types of intermolecular forces (IMF):  1. Strong IMF :      Ex: Ionic and covalent bond s  2. Weak...

Q: 14.4  Consider the following data showing the initial rate of a reaction (A→products)(A→products) a...

A: Order of the reaction is defined as sum of power of reactant terms.

Q: If 382.2 mL of a 4.42 M solution of NaOH is diluted to a total volume of 857.6 mL, what is the conce...

A: Here we have to calculate -1.concentration of new solution,2. amount of oxy gen required and3. volum...

Q: Given this reaction at equilibrium, C(s) + CO2(g) D 2CO(g) (∆H° = 119kJ), explain the changes that w...

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Q: A НО HO HO H B Which box contains carbonyl carbon? Вох А B Вох В both ....I םיהו..

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Q: Estimate the normal boiling point temperature [in the Celsius scale] of a substance if its boiling p...

A: The relationship between the vapour pressure and the temperature of the liquid is given by, => ln...

Q: What is could be the calculated lambda max of this compound? O 275 280 285

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Q: A mole of a compound composed of nitrogen and oxygen (N xO y) has a molecular weight of 92.0 g/mol. ...

A: Given,  Empirical formula = NxOy  Molecular weight of NxOy = 92 g/mol   

Q: The rate constant for this zero-order reaction is 0.0240 M ·s-l at 300 °C. A → products How long (in...

A: Answer: To solve this question we will use the integrated rate equation of zero order.

Q: ∘C ∘C and 0.226 s−1s−1 at 77  ∘C ∘C .

A: Using Arrhenius equation,  ln(K2/K1) = E/R(1/T1 - 1/T2)

Q: The rate of a certain reaction is given by the following rate law: rate=k[ H2 2 =k[H=][L] Use this i...

A: Given,  Rate law equation is :  Rate = k.[H2].[I2]  Then find = ?

Q: Lovastatin is a statin drug or an HMG-COA reductase inhibitor used for the management of high choles...

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Q: Part E Given the data calculated in Parts A, B, C, and D, determine the initial rate for a reaction ...

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Q: Calculate the pH of a 3.6 x 10 M HCI solution. Report your answer to the hundredths place. pH = What...

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Q: parts

A: From the graph, we can conclude that "The given graph represents that the pressure of the BF3 decrea...

Q: Determine the isomeric form exhibited by structure provide. HN- A E double bond Z double bond

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Q: Write the five balanced reactions of the copper cycle, including phase symbols. Number them 1 throug...

A: Copper cycle involves five reactions.In the first reaction, copper metal is oxidized by nitric acid ...

Q: What is the intermediate for the reaction? HO NaCaro7 HO H2SO4, H20 O The following compound: O The ...

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Q: 0.003 - ? 0.00218 0.002- 0.001- 10 15 20 25 30 seconds O created Is H,0, being created or destroyed ...

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Q: Estimate the value of the rate constant, k. Express your answer using two significant figures. Nνα Α...

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Q: Draw the other resonance products of the compound below. Don't forget to show the direction of arrow...

A: Resonance structures are sets of Lewis structures that shows the delocalization of electrons in atom...

Q: A) methoxy group B) bromo group C phenyl group

A: Given : We have to tell which of the following is electron- repelling group.

Q: Which of the following is FALSE about the absorbance of a compound?   A. Solutions containing tran...

A: Which of the following is FALSE about the absorbance of a compound? False answer is given below.

Q: Tris or tris(hydroxymethyl)aminomethane is an organic buffering reagent most often used in nucleic a...

A: To find buffering range of Tris buffer and prepare 500mL of a 0.200 M Tris buffer solution using Tri...

Q: Which of the following is FALSE about the wavelengths of electromagnetic radiation? O A. Radiation w...

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Q: Provide the proper IUPAC or common name for the following compound. HO. OH cyclopentane-1,3-dicarbox...

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Q: In the first 11.0 s of the reaction, 1.6x10-2 mol of O2 is produced in a reaction vessel with a volu...

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Q: Which of the following describes molar extinction coefficient (ε)? I. ε is an intrinsic property I...

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Q: When a carbon atom is bonded to two other carbons it exhibits a second-degree substitution, what is ...

A: Given that, a carbon atom is bonded to two other carbon atoms. So it exhibits a second-degree substi...

Q: Which of the following is TRUE regarding instrumental methods of analysis? O A. these methods have h...

A: The above question is a multiple-type question. The advantages of instrumental methods of analysts a...

Q: What is the frequency of light having a wavelength of 4.50 x 10-6 cm?

A: Given :- wavelength of light = 4.50 × 10-6 cm  To calculate :- frequency of light

Q: What process is involved in #1?     A. vibrational relaxation   B. internal conversion     ...

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Q: 41.9 ml. of 0.151 M NAOH was needed to neutralize 50.0 mL of an H2S04 solution. What is the concentr...

A: Sulfuric acid reacts with sodium hydroxide to form sodium sulfate and water. The equation for the ba...