For the reaction that is run at 25°C, Kc= 2a10 N2(g) + O2(g) =2 NO(g) Whatlis the value of Kc for the reverse reaction?

Q: 2 CuF + HS 2 HF For the following reaction: What is the mass in grams of copper (1) sulfide that is…

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Q: One of the radiographic devices used in a dentist's office emits an X-ray of wavelength 2.090 ××…

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Q: Which of the following combinations can be used to make a buffer? (Assume equal volumes are used.)…

A: Answer: A buffer solution is the type of solution that resists the change in pH on adding small…

Q: Osmotic pressure data for a solution containing an unknown sugar are given below. Determine the…

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Q: 1.Which compound is used in respirators since it reacts with CO2(g) to produce O2(g)? a.RbO2 b.CsO2…

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Q: (a) Classify the following as primary, secondary or tertiary alcohols: i. 2-methylpropan-2-ol:-- ii.…

A: Classification of the following alcohols

Q: Show how the compound can be synthesized using acetylene and butyl bromide as starting materials.…

A: Here we are required to synthesize given compound from butyl bromide and acetylene

Q: Assume that you are given a solution that was prepared as follows: 2.50 g of NaNO3, 2.50 g of…

A: Since you have posted a question with multiple subparts we will answer the first three for you. To…

Q: Why would the reaction below proceed at an extremely slow rate if at all? OH + Ag* H20 + Agl + H*

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Q: X: reproduce the interatomic interactions Y: define a computable energy (such as Gibb's free energy)…

A: The complete structure of a protein can be divided into 4 based on the complexity: primary,…

Q: 4. C3H5NO a peaks S total peaks 1 1:3 200 180 160 140 120 100 80 60 40 12 11 10 6. 8. 3 2. ppm…

A: M. F C8H5NO

Q: Question 9 The following data were obtained for a reaction. What is the activation energy? R-8.314…

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Q: Provide a diagram which depicts the relative energies of the pi molecular orbitals of benzene. Show…

A: Please open the attachment.

Q: The activation energy for the following first-order reaction is 102 kJ/mol. N2O5(g) 2NO2(9) +…

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Q: Calculate grams of 3 sodium atoms Na = 22.99 g/mole Group of answer choices A.) 9.08 x 10exp-20 g…

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Q: 6. Next determine the current pressure by going to weather.gov and typing in your zip code. The…

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Q: the three thermochemical equations: (i) CH4(g) + 2O2(g) ⎯→ CO2(g) + 2H2O(g) H = -327 kJ (ii)…

A: CH4(g) +1/2(O2(g)) ---> CO(g) + 2H2(g)

Q: 1. OH Br +EN 2. .CI H. 3.

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Q: What is the electron configuration (1s, etc.) for sodium (Na)? Identify the valence electrons by…

A: Na is present in 3rd period and group 1 in the periodic table.  Group1 elements are known as alkali…

Q: Chemistry please draw the best lewis structure: Species Lewis structure SeBr2 NOC2+

A: Valence structure is a representation of valence shell electrons in a molecule. Free electrons are…

Q: Use resonance structures to explain why the compound shown below is considered to be antiaromatic.

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Q: Find the noble gas having the same electronic configuration with Sr+2. Z of Sr = 38 Group of…

A: Atomic number of Sr = 38  Sr has total 38 electrons

Q: Show where trypsin would cleave the following peptide. Identify the cleavage sites by dragging the…

A: Here we are required to show the cut of the peptide trypsin

Q: 4) Cr,O,²- + Ut+→ Cr* + UO,2

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

Q: How many lone pair of electrons are on C in CH4 ?

A: given :- chemical formula = CH4  to determine :- total lone pair on C in CH4

Q: Complete the electron-pushing mechanism for the base-promoted hydrolysis of an ester shown in the…

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Q: a. In which of the following reactions does the oxidation number of carbon show the greatest…

A: Given,  A. CH4(g) + 2O2(g) → CO2(g) + 2H2O(l)B. C(s) + O2(g) → CO2(g)C. 2CO(g) + O2(g) → 2CO2(g)D.…

Q: In the UV. visible spectra of the following compounds, in which does Amax appear at the highest…

A: Please find your solution below : UV visible spectroscopy is an absorption spectroscopy which…

Q: Use the following information to calculate the standard enthalpy of formation of NO>(g) at 298 K?…

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Q: Which of the following accurately describes the major species in solution at point C on the…

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Q: A gas absorbes 78 J of heat as it does 160 J of work by expanding. Determine if the process is…

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Q: Show how the compound can be synthesized using acetylene and butyl bromide as starting materials.…

A: Here we are required to synthesis the given compound from butyl bromide and acetylene as Starting…

Q: À sample of solid NH 4NO 3 was placed in an evacuated container and then heated so that it…

A: Given-> At equilibrium the total pressure of container= 2.34atm T = 500°C

Q: 1. Which of the following compounds is an acid according to the Arrhenius theory? КОН Вa(ОН)2 CH3NH2…

A: There are various concepts of acids and bases :-  Arrhenius concept  Brønsted-Lowry concept  Lewis…

Q: Solve the problem with a complete step-by-step solution. Titration of 0.2121 g of pure Na2C2O4…

A: Answer: 0.0146 mol/L

Q: Give a clear handwritten answer with explanation

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Q: In a saturated solution of a hypothetical phosphate M3PO4, [PO43]= 3.3 x 10-5 M. Calculate Kp for…

A: Since you have asked multiple type questions, we will solve only first  questions for you. If you…

Q: MIXED ALDOL CONDENSATION: SYNTHESIS OF DIBENZALACETONE 5. What is the purpose of refluxing in this…

A: As per our community guidelines, we can only answer one question, and for the answer to the rest of…

Q: You mix 10.0 ml of 10.0 µM NAOH with 10.0 mL of 5.00 uM Pb(NO3)2. a) What is the value of Qp? Give…

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Q: Show how the p orbitals overlap to generate the n4* of cyclobutadiene. Which would have a smaller…

A: Cyclobutadiene has two alternating double bonds and thus four pi electrons. It has four individual…

Q: Determine formula for aluminum chlorate .  Group of answer choices

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Q: Diel-Alder product of heating hexa-1,3,5-triene with maleic anhydride

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Q: A voltaic cell has a Ni electrode (Ni metal in Ni²+ solution) and an Ag electrode (Ag metal in Ag*…

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Q: t Was the IIItial tenperature in C? tem has initial volume and temperature of 8160mL and 467.0K. !f…

A: Given-> V1 = 8160 ml T1 = 467.0 K T2 = -151°C = -151 + 273 = 122K

Q: The solubility of CaF, in water at 25 °C is measured to be 0.017 Use this information to calculate…

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Q: Question 8 A student was experimenting with density to find the percent composition of an unknown…

A: Given that, the temperature of the experiment is T = 20°C = (273+20) K = 293 K. The mass of the…

Q: Write the complete chemical equation, give the correct IUPAC name of the product/s. 1. 2-pentene…

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Q: 2. Draw the Lewis dot structure for each of the following molecules or ions. Determine the number of…

A: Those valence electron which is not participate in bonding called non-bonding electron .

Q: Temperature of cold water (°C) 3.0 Temperature of hot water (°C) 89.0 Volume of cold water (mL) 95.1…

A: The heat gained/lost by water is given by the equation- q=m x c x dT where, q is the heat…

Q: Analyze both reactions and indicate whether the equilibrium tends to favor the reactants or the…

A: Given reactions are :  Options are :