You discover a new substance and wish to determine its specific heat capacity. Your sample weighs 229 g and upon absorbing 16.4 kJ of heat the temperature is raised from 19.6K to 53.7K. What is the specific heat capacity (in J/g•K) of the metal?

Q: Write the complete ground-state electron configuration P3. For multi-digit superscripts or…

A: The phosphorous is present in p block.  So the valence electron should be in p orbital.

Q: Analyze the given problem and show your complete and detailed solution.  The radius of the oxygen…

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Q: For the titration of a strong acid with a strong base, which statement below is FALSE?

A: Answers = only this statement are FALSE The indicator changes color at the end point due to excess…

Q: Compound X, C24H36B1204, reacts with excess H2/Pd to give C24H46B12O4. Compound X has rings and…

A: Molecular formula of reacts= C24H36Br2O4 Molecular formula of product = C24H46Br2O4

Q: 7 (a) Describe what happens when each of the following molecules is separately dissolved in water…

A: According to Arrhenius , an acid is defined as any species that gives H+ ions in water . The base is…

Q: 2. A carbonate buffer of pH 10 is needed by a chemist. How many grams of Na,CO, is needed to…

A: Given,  For H2CO3 , ka=4.7×10^-11 1.5L of 0.2M NaHCO3,PH=10 Na2CO3 molecular weight =106 Calculate…

Q: How can you describe a system where its delta S is equal to zero?     Vacuum     Disorderly…

A: Entropy is the degree of randomness of a system.

Q: The radius of the oxygen anion (O“) at 140 pm (larger than the neutral atom, 66 pm). On the other…

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Q: What is the geometry of the synthesized thermochromic material at low temperatures? a. Octahedral O…

A: The geometry of the synthesized thermochromic material at low temperature is Square planar.…

Q: Differentiate direct dyeing from ingrain dyeing. Considering the structure of cotton and Sudan-1,…

A: Dye is a chemical compound which gives colour. It is used for the coloration of the papers, fabric…

Q: QUESTION 14 Cuáles de los sigulentes enlaces (en el rectángulo) vibra a la frecuencia más alta? H,C-…

A: The correct answer is given below

Q: pressure +vol propane 1.8 1.6 1.4 1.2 0.8 0.6 0.4 0.2 -0 20 30 40 50 60 70 80 90 100 volume tivate…

A: Answer: Two point form of equation of straight line is shown below where (x1,y1) and (x2,y2) are the…

Q: An acid is: A base is: (b) Explain the difference between: (i) a strong acid and weak acid and (ii)…

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Q: What is the hydronium ion concentration in a solution that has a pH of 8.34?

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Q: Solve 5. Demonstrate an understanding of atomic structure and chemical bonding, and how they relate…

A: Electronic configuration is defined as arrangement of electrons in orbitals.

Q: N2 (g) + 3H2 (g) NH3 (8) AH is negative From the given reaction at equilibrium above, use Le…

A: Equilibrium is a condition that occurs when a chemical reaction is reversible, and the forward and…

Q: =) + 2H2(g) O(1) + SO-(g)

A: Given: T=298.15 K To find the standard enthalpy for formation.

Q: Rank these hydrogens as to acidity. H;C HO. нн A C A most, C least O C most, B least O A most, B…

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Q: Determine the  if IONIC or COVALENT. In capital letters only.  (a) Cl2CO (b) MnO (c) NCl3

A: In this question, we will determine that these compounds are ionic or covalent.  You can see the…

Q: 11 (a) Define a buffer solution (b) What are the components of (i) an acidic buffer ? (ii) a basic…

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Q: 4. Draw an energy level diagram for bromine

A: Energy level diagram for bromine

Q: Catculate the EMS stondanet state at 298k for this reaction +2 > Fe + Ti The Units Cam be n v, /,mvJ…

A: Given reaction is :  Fe (s) + Ti3+ ---------> Fe2+ + Ti+  Find EMF of the cell at 298 K = ?

Q: What characteristic charge do atoms in the third-to-last column of the periodic table have when they…

A: We will explain this statement with the help of morden periodic table.

Q: 2(i) In the contact process: 2SO,(g) + 2S0,(g) AH = -197 kJ mol-1 Predict the position of…

A: The given problem is based on the equilibrium concept of reversible reactions.

Q: In the United states densities are sometimes given in the unit Ib.ft. At 20 °C, what is the density…

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Q: I Draw the complete mechanism for the following intramolecular esterification 9. reaction. но он

A: Here we are required to provide the mechanism of formation of intramolecular esterification…

Q: ECH,CH, ÇH¿CH; 2. Give the IUPAC name of this compound, including stereochemistry. CH3 3. Draw the…

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

Q: Calculate the pH of 0.010 M His if His is obtained from a monobasic acid. Note: His is an amino acid…

A: To Calculate: pH of 0.010 M His- if His- is obtained from a monobasic acid.

Q: Which statement is FALSE regarding the titration of a weak acid with a strong base? HA + OH" → A" +…

A: HA + OH−→ A− + H2O C. Before strong base is added, the pH is driven by the ionization of the weak…

Q: Calculate the pH of a 0.10 M acid H2ASO4  if its Ka = 5.6 x 10ˉ⁸?

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Q: Can you please draw the triple alpha process of the stellar nucleo synthesis? (The molecolar…

A: Answer:

Q: 1. Based on the shape of the curve, what is the nature of the analyte? Strong acid Strong base Weak…

A: This curve represents the titration of a strong acid with a strong base. 1) The nature of the…

Q: An unknown sample containing mixed alkali (NAOH, NaHCO3, or NazCO3) was analyzed using the double…

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Q: ph. Plot a graph containing a title and labels for both of the axis. Three readings were taken for…

A: The Bradford assay principle is depends on the maximum absorbance for acidic solution. The shift is…

Q: 17) A coffee-cup calorimeter is filled with 200.0 mL of water at 22.1 °C. A piece of metal at 48.6…

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Q: HA, a weak acid with a Ka of 4.0x10, also forms the ion HA,. The reaction is :- НА (aq) +A (aq) HA2…

A: Solutions

Q: Give the reaction mechanism and name the products for the reaction of 2-bromobutane with a hot…

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Q: Dilution of Solution Use the correct Significant figures and Solve the following problems…

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Q: non-bonding electron pairs

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Q: Which of the following base(s) could be used to quantitatively deprotonate the alkyne shown? Bases:…

A: In this question, we will see that, which bases are good for quantitatively deprotonation of alkyne.…

Q: A 1932 silver quarter has a mass of 6.25 grams. It is 10% copper and the remainder is silver. How…

A: Answer: Number of moles of a substance in the given sample is always equal to the ratio of mass of…

Q: Draw the product of the following reaction

A: In this question we have to tell the product of the reaction.

Q: Find the ΔH (in kilojoules) for the reaction below, given the following reactions and subsequent ΔH…

A: Hess's law states that enthalpy of overall reaction is equal to sum of enthalpies of all steps…

Q: Provide the structure of the product(s) with stereochemisty if appropriate. If multiple products…

A: In this questions, we will write the multiple products and indicate the major product. All reactions…

Q: From these, what is the structure of azodye produced? но OH -NH2 H3C Но

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Q: What is the molar volume of a gas at STP? O 11.2 L/mol O 0.0446 L/mol O 22.4 L/mol 22.4 mL/mol

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Q: Determine if the acid-base neutralization reaction of hydrochloric acid (HCl) with sodium hydroxide…

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Q: A 25.00 mL aliquot of 0.0900 M acetic acid is titrated with a 0.100 M KOH. Calculate the pH when…

A: milli moles of CH3COOH = 25 x 0.09 = 2.25 milli moles of KOH added = 25 x 0.1 = 2.5 2.5 - 2.25 =…

Q: In the reaction below, which is the acid? CH;OH + NaH CH;O`Na* + H2 O a. CH3OH O b. CH;O°NA* Oc H2 O…

A: Bronsted-Lowry acid-base theory: The Bronsted-Lowry acid-base theory states that the acid is a…

Q: What Newman projection matches the given compound? CI H3C CH(CH3)2 CI CI H. (а) CH(CH3)2 (b)…

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