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Q: Give the symbol including mass number the following: The ion with 22 protons, 26 neutrons and 19…

A: The mass number of an element is the summation of neutrons and protons. The number of protons of an…

Q: What is the half-life of a first-order reaction if k =0.050 s¨¹? Your Answer: Answer units

A: Given that  The rate constant of the first order reaction, k = 0.050 s-1 The half-life period of the…

Q: You are to make 90.0 mL of a 0.27 M buffer @ pH 7.20 using the acid form of the Good's buffer EPPS…

A: Given Volume of buffer Solution = 90.0 mL Molarity of Solution = 0.27 M M.W. of EPPS = 252.332 g/mol…

Q: ch M The decomposition of N₂O5 can be described with the following reaction: 2 N₂O5(g) → 4NO2(g) +…

A: Given -> 2N2O5(g) --> 4NO2(g) + O2(g)  -> The reaction is of second order .

Q: For a 0.250M solution of K_(2)S what is the concentration of potassium?

A: • Explanation:- Determine the concentration of potassium ions,Mk+ , in the solution. We do this by…

Q: A) 9.1 min 17) Calculate AH for the reaction: 2C+2H₂O-> -> C +H:O Hag+ COng CH4+H₂O B) 116 kJ (1) CO…

A: The given data  CO(g) + H2(g) →C(s) + H2O(g),        ∆H° = -150 KJ ----------EQUATION (1) CO(g) +…

Q: Peptides can be separated using an ion-exchange column based on their isoelectric (pl) values. At…

A: Isoelectric point : It is the ph point at  which the given molecule or molecule in consideration…

Q: Use the relationship equation of state, P= a a RT a 1 Vm-b VTV (V+b) Drag the appropriate labels to…

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Q: Problem: Provide the chemical formula for the following chemical compounds: 1) dinitrogen tetroxide…

A: 1. Dinitrogen tetroxide is N2O4. 2. iron (III) sulfate is Fe2(SO4)3  3. Compound containing oxygen…

Q: What is the absolute uncertainty of the density a solution with a mass of 84.7 ± 0.2 g and a volume…

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Q: Checkpoint #17 Given the following equilibrium reaction: (1)CC) (1)(1) H₂O(g) + CO (g) = H₂(g) +…

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Q: What is the product of the following reaction? a) Hy ON MONG 1) H₂O, H 2) Pors b) H₂CH₂ CH₂ ON CH c)…

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

Q: Perform the following calculation. Round your answer according to the correct number of significant…

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Q: 48.1 mL of a 0.18 M Ca(OH)2 solution was consumed to neutralize a 0.12 M HCl solution. How many mL…

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Q: Which of structures (a)-(d) is the most important resonance contributor for this compound? i i CH₂…

A: Resonance structure: If the Lewis structure of a molecule or ion cannot explain by a single…

Q: Which compounds would you heat together in order to synthesize the ollowing? a

A: The given compound can be synthesized through Diels-Alder reaction. Diels-Alder reaction: Electron…

Q: es to access important values if needed for this question. A certain element consists of two stable…

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Q: 2. Among the alcohols listed for question 1, which ones would give a positive Bordwell-Wellman test?

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Q: Use the following data to determine the value of F. Comment on the data and any assumptions you…

A: F Test is a Statistic test which has an F distribution under the null hypothesis. This test is used…

Q: Quick handwritten Consider the equilibrium reaction H2O H2 + 0.5 O2, at 1 atm and 298K. The mass…

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Q: A) 140 D) 9.34 kg 10) What mass of ethylene glycol (M.W. = 62.1 g/mol) antifreeze must C) 0.78 kg…

A: Freezing point depression is defined as the lowering of the freezing point of solvents upon the…

Q: [H+] 11 [OH™] 2[CO-] + Answer Bank 2[H+] [HCO3] + 3[H+] [CO] [H,CO, ]

A: The balanced chemical equation is the equation in which the number of atoms on the both sides of…

Q: Jisoo was asked to prepare a 50.0ml solution containing 5.00g of CuCl2 for the class. However, she…

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Q: A Zn wire and Ag/AgCl reference electrode saturated with KCI (E = 0.197 V) are placed into a…

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Q: A. For the following reaction place an arrow from the side with the stronger base and acid to the…

A: Given=> Here we have to show that which side strong acid and strong base present. •If a acid is…

Q: At 37.0 °C, the reaction CO2(g) + H2O(l) ⇔ H+(aq) + HCO3-(aq) has K = 2.94x10-8. If [H2O] = 55.5 mol…

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Q: Analytical chemistry:   100.0mL of 0.45M HBr are mixed with 50.0mL of 0.85M CaCl2 and 100.0mL of…

A: The species added are: 100.0mL of 0.45M HBr,  50.0mL of 0.85M CaCl2,  and 100.0mL of 0.80M NH3.

Q: onsider a separation performed on a 35.0 mm long open tubular colum with a 0.500 mm diameter and a…

A: To find out the relative retention, given that the separation is carried out using 35.0 mm long…

Q: Assuming that you weighted a piece of silver five times and each time you got 52 grams. However, the…

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Q: (a) k201.3! tions: Draw a bond-line structure for each of llowing compounds. Write your answer on a…

A: Given in following question

Q: World view x Paraphras X signment/takeCovalent Activity.do?locator=assignment-take Homework X…

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Q: Highest pKa Lowest pKa

A: An acid can be defined as a species that can donate proton. Proton is also known as hydrogen ion.…

Q: Find the concentration of I in 0.0010 M AgNO3 saturated with AgI. Include activity coefficients in…

A: It is given that the concentration of AgNO3 is 0.0010 M.  Ksp of AgI is 8.3×10-17.  We need to find…

Q: 25) Which one of these statements about strong acid is true A) Strong acid produce solutions with a…

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Q: Consider the structure of pyridine, a base. Modify the structure to draw the conjugate acid. Add or…

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Q: Prepare each compound from CH₂CH₂CH₂CH₂OH. More than one step may be needed. a. CH₂CH₂CH₂CH₂Br C.…

A: (a) 1-Bromobutane can be prepared from Butan-1-ol by reacting Butan-1-ol  with HBr.  (b)…

Q: wa neutrans gre 5. Assume your professor discovered a new atom, Borkium. If there were only two…

A: # 1st isotope (Brk-300): Isotopic mass, M1 = 300 amu Fractional abundance of Brk-300, X1  X1 =…

Q: Hint:[ (molar mass of H-1, N-14g/mol), (R-0.0821 L.atm/K.mol), (The specific heat of water is…

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Q: A student performs a separation by TLC on a silica gel platee that results in three spots. A red…

A: Given values are, Distancered spot = 23mm Distanceblue spot = 42 mm Distanceyellow spot = 49 mm…

Q: What is the final product of the following sequence of reactions? 404 Con O-CHICH b) CH₂CH₂ PC AICI…

A: First step involves the -COOH group converted to -COCl. and second step is Friedel–Crafts reaction.

Q: 8 ● Steel • Platinum Titanium Ceramics Plastics 6 hank the density in order from highest to lowest.…

A: It is given to arrange the density of the given species from highest to lowest.

Q: Natural Gas will have 95% Methane CH4 4% Ethane CzHo 1% CO₂ assummed composition of: } by volume

A: The density of an ideal gas mixture can be calculated as: ρ=PMavgRT where P is the pressure, Mavg is…

Q: 2. What is the pOH of the final HCI solution when 0.32 Molar solution underwent a two fold dilution…

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Q: A titration experiment reveals that 6.00 mL of 6.0 M sulfuric acid is required to neutralize 25.00…

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Q: Calculate the activity of La+3 and 10, in a saturated solution of La(103)3 in a) water, b) 0.010 M…

A: To determine the activity of La+3 and IO3- in  and concentration constant (K-sp) in a) Water b)0.010…

Q: Part A Calculate the standard enthalpy change for the reaction Use the following data: Substance ΔΗ,…

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Q: Provide the formula for  a compound containing 6 chlorine atoms for every 1 sulfur atom

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Q: 1. 2. CH₁ F% 1. CH3 2. + HI a Proton transfer b= Lewis acid/base c = Electrophilic addition HCI CH₂…

A: Mechanism by which the given reactions is given below.

Q: The two discrete molecules, oxygen and sulphur exist in nature as O2 and S8 even though they are…

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Q: Why can’t polyamides (composed of aromatic diamines and diacids) be obtained directly from free…

A: POLYAMIDE:- Here polyamide means repeated units of amide linkage(-CO-NH-). These are formed from…