C₂H₂ + 0₂ ↑ CO₂ H₂O(g)

Q: Calculate either [H3O+][H3⁢O+] or [OH−][OH−] for each of the solutions at 25 °C.25 °C. Solution A:…

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Q: The pH of 300 mL solution made of 0.95 M acetic acid and 0.91 M potassium acetate is (K₂ = 1.8 x…

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Q: How many milliliters of 8.13 M hydroiodic acid solution should be used to prepare 3.00 L of 0.800 M…

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Q: A 150 ml sample of water contains 1.2 mg of magnesium ion (Mg+2). What is the concentration of Mg+2…

A: a) Here given Mg+2=>1.2 mg    •Volume=>150 ml•So concentration will be= 1.2/150 mg/ml…

Q: True or false   Since the energy of the C-H bond is 416 kj/mol and the energy of the C=0rs bond is…

A: The smaller the bond energy of a bond, the lower is the energy required to break the bond, and the…

Q: When a 24.7 mL sample of a 0.389 M aqueous hydrofluoric acid solution is titrated with a 0.390 M…

A: Here we are required to find the pH of the solution.

Q: An aqueous solution has a hydrogen ion concentration of 1.0 x 10-8 M. What is the hydroxide ion…

A: If pH of solution is greater than seven than solution will be basic in nature

Q: What is the value of the orbital angular momentum quantum number 1 for the 3d atomic orbital? 3 -1 2…

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Q: The two compounds shown below have the same chemical formula. Which compound would you expect to…

A: Boiling point : The temperature at which a liquid converts into it's vapour and maintains…

Q: 19. A blood volume expansion solution con- tains 6% (w/v) of hetastarch and 0.9% (w/v) of sodium…

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Q: The pH of an acidic solution is 5.77. What is pOH?

A: Given -: pH of solution = 5.77  Calculate pOH of solution

Q: Draw a resonance structure that places a pi bond in a different position. Include all lone pairs in…

A: Definition of resonating structure : Resonance structures are a group of two or more Lewis…

Q: The first-order reaction A-8 has k-0.210 min 1. If [Alo -0.500 M, how long will it take [A] to equal…

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Q: The following equilibrium is found at some temperature: H2(g) + Br2 (g) 2HBrg) Kc = 0.745 Suppose a…

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Q: What mass of NaOH is contained in 150.0 mL of a 0.300 M sodium hydroxide solution? Mass= g

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Q: When a red light with a wavelength of 670 nm shines on a piece of metal, an electron is ejected.…

A: Given -> Wavelength= 670 nm

Q: H (a) Assign the C (lowercase Roman numerals - i, ii, iii, etc.) and H (lowercase Roman letters a,…

A: C13 NMR determination:  In this molecule 4 types of C-atoms are present. They are designated by i,…

Q: Starting with 0.450 g of potassium chlorate (molar mass 122.55 g/mol), a student determined that the…

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Q: 3. Use the diagram to answer the following: dos101 o of beliggo zitoed to to 2.8 toe pitibeaz ert…

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Q: Name the element and Identi the number of p', e, nº, A and 2 of the following 1. 2. 11 26 3.AP+ 4.…

A: Subatomic Particles: It is also known as elementary particles. these particles are found in the…

Q: Which of these can be reduced with LiAlH4? HO 4 с B в 20 C

A: Lithium aluminium hydride is a strong reducing agent for polar double bond             it will…

Q: 4. Calculate the pH of a solution having [H3O+] = 2.5 × 10-³. 5. If the pH of a solution is 9.8 then…

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Q: Show intermediates and explain your answers. Fe- SO4 + 2 Meli

A: The intermediates and the final structure is given below,

Q: Give the polarity, melting point, boiling point, solubility, and state at room temperature of the…

A: A molecule is polar when it is unsymmetric and has nonpolar bonds.  The polarity of polar molecules…

Q: Identify with ionic formulas the cation and anion of Ca(C₂H3O2)2. Cation: Anion:

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Q: Tartaric acid (H₂C4H4O6) is found in many fruits, including grapes, and is partially responsible for…

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Q: Name Acids Acetic acid Acetic acid Bases Common laboratory acids and bases Label concentration…

A: In this question, we have to solve both the parts with the given data.

Q: == Q5.60 Homework Unanswered Consider the decomposition reaction of ammonia at 723 K: 2 NH3(g) →…

A: Given reaction : 2 NH3 (g) → N2 (g) + 3 H2 (g)  ΔH = +92.6 kJmol-1 Temperature (T) = 723 K

Q: he first-order decomposition of a colored chemical species, X, into colorless products is monitored…

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Q: eight-carbon polyene (CH2=CH-CH=CH-CH=CH-CH=CH2) can be modeled mensional particle in a box of…

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Q: The H⁺ concentration in an aqueous solution at 25 °C is 6.1 × 10⁻⁴. What is [OH⁻]?

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Q: 13 H24 O4) is burned completely in calorimeter is surrounded by 1.165 che combustion the temperature…

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Q: 11 Q5.13 Homework Unanswered Convert 234 kJ to kcal. Only include the numerical value in your ans

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Q: What is produced when beer is made? lactate and ethanol CO2 and ethanol oxygen and ethanol ethyl…

A: Answer is given below

Q: 1. Solve the following queries related to gravimetric analysis. Make sure to show full and complete…

A: We need to find the percentage of water using the given data. Volume of water collected =3.45 mL and…

Q: D3h Г E 6 Reduce the following representation into its irreducible components 2C3 2S3 30v 3 1 4 3C₂…

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Q: Convert 202 CV to Ws. Only include the numerical value in your answer.

A: In this we have to convert CV into ws(watt) We know  1 CV =  735.5 watt.  Then  202 CV  = 735.5 ×…

Q: Convert 8.6 mmole of acetaminophen to grams

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Q: Complete the balanced neutralization equation for the reaction below. Be sure to include the proper…

A: Balanced chemical equation: balanced chemical equation can be defined as the reaction in which…

Q: The names and chemical formulae of some chemical compounds are written in the first two columns of…

A: There are two types of solutions. 1. strong electrolytes/weak electrolytes 2. non-electrolytes

Q: Each value represents a different aqueous solution at 25 °C. Classify each solution as an acid,…

A: pH is defined as the negative logarithm of hydrogen ion, H+ concentration of base ten .So, the…

Q: A solution is prepared with 70.0 g of HNO3 and 130.0 g of H₂O. It has a density of 1.21 g/ml. What…

A: As you have posted multiple questions so we are answering first question for you for remaining…

Q: The standard reaction free energy AG = -87. kJ for this reaction: TiCl4(9) + 2 H₂O(g) TiO₂(s) +…

A: Here we are required to find the standard Gibbs free energy for the given reaction.

Q: A chemist prepares a solution of copper(II) fluoride (CuF₂) by measuring out 0.237 g of copper(II)…

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Q: If the molar mass of potassium is 39.10 g/mol and the molar mass of K2SO4 is 174,3 g/mol, then the…

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Q: Which bond, below, is most polar? O OF O O NF O OH CO CF O HF CH

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Q: Draw the product for the reaction in the space provided. H3C- CH3 CH H -CH3 + H₂O -> Select Draw…

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Q: Rank the following solutions according to their acidity: Solution 1 pH = 12 Solution 2 [H3O+] = 106…

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Q: d. e. Si Br4 (1) + 2Ca(s) → 2CaBr₂ (s) + Si(s) Redox? Oxidizing Agent Reducing Agent Substance…

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Q: For the enzyme-catalyzed reaction E+S ES E + P, what is the value of KM, if [S]=20, and the initial…

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Group 14 Elements

The following elements come under group 14 of the periodic table.