A catalyst will... provide an alternate. pathway for a reaction that requires less activation energy be used up in the reaction provide an alternate pathway for a reaction that requires more. activation energy

Q: Suppose 20.8 g of lead(II) nitrate is dissolved in 150. mL of a 0.70 M aqueous solution of ammonium…

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Q: 6 6. Find AH for the following reaction: Fe2O3 (s) + 3 CO (g) → 2 Fe (s) + 3 CO₂ (g) Use these…

A: 6) Given, a) 4Fe(s) + 3O2(g) ----> 2Fe2O3(s)  ∆H = -1648 kJ b) CO(g) + 1/2O2(g) ----> CO2(g)…

Q: Some measurements of the initial rate of a certain reaction are given in the table below. [N₂] [H₂]…

A: This is a simple question about calculating the rate law and the rate constant of a reaction using…

Q: Iculate the standard enthalpy change (affrxn), entropy change (arxn) and Gibos free energy change…

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Q: 32 Draw a structural formula for the product formed by treatment of butanal with each set of…

A: Organic reactions are those in which organic reactant react to form organic products. In the given…

Q: Using the mass spectrum below and the following data: 55.8 % C, 11.6% H and 32.6% N by mass…

A: 86) Given data is Percentage of carbon in the compound= 55.8 % Perfect of hydrogen in the compound=…

Q: Calculate the mass, in grams, of solute present in each of the following solutions. a. 343 g of…

A: It is based on the concept of expressing concentration in different ways Here we are required to…

Q: se the correct reagent(s) for the following THE WH HARG Br Br

A: All the reactions are H-Br addition to alkene .  All the given reagent have also different role .

Q: [References] Use the References to access important values if needed for this question. The compound…

A: In the given question, iron (II) acetate is dissolved in water and we have to write the dissociation…

Q: Write the concentration equilibrium constant expression for this reaction. 2+ + Cu (aq) + 2 Ag(s) →…

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Q: Calculate buffer capacity of a solution composed from 0.200 M acetic acid (Ka= 1.77 x 10-5) and…

A: Introduction: In general, Buffer capacity is the ratio of the number of moles of base or acid added…

Q: NaCl(aq) + AgNO3(aq) → NaNO3(aq) + AgCl(s) Precipitation Cu(CH₂COO)2(aq) + (NH4)₂C₂O4 (aq) →…

A: Check the type of each reaction and then put that reaction in the particular cell.

Q: Name, using an acceptable system of nomenclature, the major organic product of the following…

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Q: Hydrogen peroxide can be decomposed according to the following equation: 2H₂O2(1)→ 2H₂O(1) + O₂(g) A…

A: A controlled variable in an experiment is a substance whose concentration is held constant. Here,…

Q: Give written answer only   How many moles of NaCl are in 58mg?

A: To solve this problem we will calculate the number of mole in NaCl .

Q: What is the vapor pressure at 25.0 ºC of a solution that has 12.45 g of urea, CO(NH2)2, dissolved in…

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Q: 18.4 Draw the major product(s) for each rxn below. b d. f. 'H * H+, H₂O HO HO HN. H+. H₂O SH OH H,…

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Q: What ether is formed by the intermolecular condensation, in the presence of sulfuric acid, of…

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Q: 14 9 12 15 Question 12 Listen If dinitrogen pentoxide decomposes as follows: 2 N₂05(g) - 4 NO2(g) +…

A: We have been asked the overall reaction order of given reaction.Chemical kinetics can be defined as…

Q: At a particular temperature, K = 1.5 x 10-6 for the following balanced reaction: 2N₂ (g) + O₂(g) →…

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Q: 271 Question out of the described bellow, which following graphs one of is NOT linear for the 2 of…

A: Given that, for the disappearance of the reactant A, we have to tell which one of them is not…

Q: Hydrogen and fluorine react to form hydrogen fluoride, like this: H₂(g)+F₂(g) → 2 HF (g) The…

A: We have been given perturbations in given table and we have been asked to complete table. Exothermic…

Q: HCHO NaOH CHO CHO CHO CHO CHO KOH MeOH 1) alkali 2) H₂O* 1) alkali 2) H₂O* HCHO 1) alkali 2) H₂O*

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Q: Which letter represents the heat of the reaction (ΔΗ) Potential Energy A A C B CH (g) + 20(g) →…

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Q: edraw the compound below as a planar projection, using wedges and dashes on a cyclohexane. 1 H. H H…

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Q: What is the absolute configuration (if any) of the chiral center of the following? A) R B) S C) not…

A: According to Cahn-Ingold-Prelog rule- 1) More atomic number having more priority.2) If first atom is…

Q: 3. What do you think is the pH of the solution at the equivalence point of this acid-base titration?…

A: strong acid + strong base → salt + water HCl + NaOH → NaCl + H2O when strong acid reacts with a…

Q: When 62.5 mL of 0.500 M AgNO3 is added to 50.0 mL of 0.300 M NH4Cl, how many grams of AgCl are…

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Q: Identify the empirical formula for the compound with the mass composition and mass spectrum shown…

A: Given that, the mass spectrum of an unknown compound is given below Also, the mass percentage of…

Q: Construct the expression for Kc for the following reaction. SH-(aq) + H₂O(1) OH-(aq) + H₂S(aq)

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Q: A chemistry student flies to Florida for spring break. He decides to carry a balloon filled with…

A: Given:           Initial volume, V1 = 0.345 L                      Initial pressure, P1 = 765 torr…

Q: Write the concentration equilibrium constant expression for this reaction. 3+ 3 L₂(s)+ 2 Cr³+ (aq)+…

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Q: Write the chemical structures for reactant (given) and product(s). And, name the type of dical…

A: To write the chemical structures for reactant (given) and product(s). Also, to name the type of…

Q: In alcohol fermentation, yeast converts glucose to ethanol and carbon dioxide: C6H12O6(S)…

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Q: For the following reaction, 8.69 grams of silicon tetrafluoride are allowed to react with 6.75 grams…

A: Limiting reactant: A reactant that is totally consumed when the chemical reaction is completed is…

Q: Which of the following substances would have hydrogen-bonding acting as an intermolecular force in…

A: Hydrogen bonding occurs when a hydrogen atom is covalently bonded to a highly electronegative…

Q: Choose the best reagents to complete the reaction shown below. D

A: The Lindlar catalyst is a type of hydrogenation catalyst used in organic chemistry to selectively…

Q: Many metal ions are precipitated from a solution by the sulfide ion. As an example, consider…

A: Consider the given information as follows; CuSO4 (aq) + Na2S (aq) →  CuS (s)  + Na2SO4 (aq)…

Q: Draw the structure of t-butyl cyclopentyl ether. Give the IUPAC name

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Q: Write an equation for the dissolution of CH3CO2H(aq) in water.

A: In this question we need to write an equation for the dissolution of CH3CO2H(aq) in water.

Q: Give a suitable chemical equation to show how the suppressor neutralizes the KOH eluent

A: The question asks for a suitable chemical equation that shows how the suppressor in an ion…

Q: Draw the bond-line structure for (CH3)4C?

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Q: To what volume should you dilute 50 mL of a 12 M stock HNO3 solution to obtain a 0.138 M HNO3…

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Q: Consider the reaction: 2 HI (g) ⇌ H₂ (g) + I₂ (g)    Kc = 7.21 If at equilibrium the reaction…

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Q: A nanotechnology experiment requires 1.27x 1016 atoms of potassium. What is the mass of this sample?

A: The given number of atoms of potassium is 1.27×1016 atoms. The relationship between the number of…

Q: Curved arrows are used to illustrate the flow of electrons. Using the provided starting and product…

A: Curly arrows are drawn on the structural formulae of reactants in a chemical equation to show the…

Q: 6. Use values for bond enthalpies from TCHO estimate AH for the following reaction. 3 H₂C OH 'CI 3…

A: The enthalpy of the reaction from the bond energies of the reactants and products is calculated as:…

Q: 4. How much energy is removed from 500.0 g of water when the temperature is lowered by 1.10 °C?…

A: Given: mass = 500 g

Q: A student dissolves 24.3 g Na2S₂O3 in enough water to make a 0.302 solution. How many mL solution…

A: Answer :

Q: A sample of neon gas at 318 K and 0.686 atm occupies a volume of 2.34 L. If the gas is compressed…

A: The ideal gas equation is as follows:  PV = nRT  where P = pressure, V = volume, n=moles, R=gas…