Be sure to answer all parts. A gas expands from 228 mL to 915 mL at a constant temperature. Calculate the work done (in joule by the gas if it expands (a) against a vacuum. W = J (b) against a constant pressure of 4.00 atm. W = J

Q: The following chemical reaction takes place in aqueous solution: Fe₂(SO4) (aq) + 3 Na₂S (aq)…

A:

Q: A chemical system is considered to have reached dynamic equilibrium when the rate of production of…

A: Answer:- This question is answered by using the simple concept of dynamic equilibrium in which rate…

Q: The active enantiomer of aryloxypropanolamines is the S-form, whereas the active enantiomer of…

A: β-adrenergic blockers are drugs which contain one or more stereo centers.

Q: During the experiment, can the crucible and lid be touched with bare hands? (Choose all correct…

A: The concept behind the correct options is the importance of safety and accuracy in laboratory…

Q: How would LDA react compared to a base like NaOH or KOH when reacting with aldehydes and ketones?

A: The question is based on the concept of organic reactions. we need to explain the importance of…

Q: What is it called when water goes from a liquid to to a solid? From a solid to a liquid? From a…

A: To solve this problem we have to know about phase Change of water.

Q: Balance the following reaction: C₂H₂ + 0₂ → CO₂ The answer choices below list the coefficients for…

A: we have to balance the given equation and determine the coefficients

Q: Pyrethrin is a natural insecticide obtained from chrysanthemums. What 2 product(s) result from the…

A: The acid catalysed hydrolysis of pyrethrin. The pyrethrin contains an ester function group. So when…

Q: Which of the following nuclei would you expect to exhibit a special stability: 118Sn, 21At, 202Pb.…

A: Stability is determined by the number of neutrons to number of protons . The greater will be ratio…

Q: The compound H₂O₂ can be decomposed to form H₂O and O₂. This can be represented at the atomic level…

A: The question is based on the concept of reaction stoichiometry. we need to calculate quantity of…

Q: What is the pH of a 0.290 M  solution of H2SO4? Ka2 = 1.20×10–2

A: Given,  Concentration of H2SO4 = 0.290 M  Ka2 of H2SO4 = 1.20 × 10–2 We have to calculate the pH of…

Q: 4.27 Give the correct IUPAC name for each of the following compounds: x CH₂CH3 CH3CHCH₂CHCH₂ CH3 a.…

A: IUPAC name of any compound has three parts i.e prefix , word root and suffix.  Prefix represents any…

Q: Mechanism Suppose a reaction occurs with the following mechanism. All are elementary steps. Step 1:…

A: This question belong to Chemical Kinetics. Rate Determining Step (RDS): only slow reaction will…

Q: The temperature of Nocl is changed to - its new volume is, 5934.3ml, what was its original volume in…

A:

Q: Experiment 4 Determination of an Equilibrium Constant 4. When the reaction A (aq) + B (aq) = C (aq)…

A:

Q: Calculate the value of the equilibrium constant, Ke, for the reaction Q(g) + X(g) = 2 M(g) + N(g)…

A:

Q: O PRINCIPLES OF ORGANIC CHEMISTRY Classifying organic reactions The following chemical equation is…

A:

Q: Based on their molecular masses, match the correct molar mass with each molecule. CO Fe CO₂ Fe₂O3 a…

A:

Q: This figure represents a small amount of a 500 mL solution of ethanol in water. The water molecules…

A: As per the description, the figure represents a small amount of a 500 mL solution of ethanol in…

Q: Н H catalyst Д 2 + H-H

A: We know the elimination of hydrogens from Alkane produces alkene. A single bond is converted to a…

Q: 4. Please answer the following questions for the reactions. OH HCI (1) Please draw the product(s)…

A: This reaction is electrophilic substitution reaction , in this reaction phenol is reacted with…

Q: How many significant figures are in 1009.630 mL? O O O O 3 4 5 7

A: Significant figures are the number of digits in a value ,often a measurement that contribute to the…

Q: Ph H*, EtOH HO Ph

A: This question belong reaction mechanism of organic compounds. Mechanism have done step by step.

Q: Please identify compound 1 and compound 2!!! Attached is the H-NMR and IR for both compounds…

A: Cannizaro reaction is the reaction characteristic of aldehydes which does not have α-H, and it…

Q: What is the overall reaction?

A: •Here 3 steps of a reaction is given. •So to get overall reaction we have to add all reactions .

Q: A standard solution of 131 ppm Yellow 6 dye was prepared. A 12.6 mL aliquot of the stock Yellow 6…

A:

Q: Draw the skeletal formulas for 5 isomers of each of the following molecular formulas. a. C3H5CIO2 b.…

A: Isomers are compounds that have same molecular formulae but different structural formulae. There are…

Q: What is the pH of rainwater at 25°C in which atmospheric CO2 has dissolved, producing an initial…

A: The question is to determine pH.

Q: 19J8L an ar- 10 Following is a structural formula for aspartame, a tificial sweetener about 180…

A: (f) Given that, a molecule is Aspartame. The structure of aspartame is . We have to give the…

Q: _____AgNO3(aq) + _____NaOH(aq) → _____NaNO3(aq) + _____ AgOH(s) (2) _____MgCl2(aq) + _____Na3PO4(aq)…

A: A balanced equation is an equation where the number of atoms of each type in the reaction is the…

Q: How many atoms are in 55.3 g of potassium bromite (KBrO2)?

A: Given, mass of potassium bromite (KBrO2) = 55.3 g Total number of atoms = ? Note; molar mass of…

Q: (Incorrect) How many total atoms are in 80.7 g of copper(II)sulfate? Provide your answer in…

A:

Q: 1) _____HCl(aq) + _____NaOH(aq) → _____NaCl(aq) + _____H2O(l) (2) _____HC2H3O2(aq) +…

A:

Q: The relation of electronegativity and electro positivity with the elements in periodic table.

A: In the periodic table , we go through various properties of elements like atomic radius/ ionic…

Q: If the temperature is 178°F, what is the temperature in degrees celsius? 352°C 451°C 67°C 81.1°C…

A:

Q: Blood contains a buffer of carbonic acid (H₂CO3) and hydrogen carbonate ion (HCO3) that keeps the pH…

A:

Q: Balance each disproportionation reaction occurring in acidic solution.

A: Disproportionation reaction :-  A redox reaction in which the species undergoes both oxidation and…

Q: Select the correct molecular mass of iron (III) oxide (Fe₂O3). A 159.70 g Fe₂O3 B C D 28.01 g Fe₂O3…

A:

Q: Classify each of the following as either a substitution, elimination, or addition reaction. НО _i_…

A: Addition reaction :- The chemical reaction in which two or more groups/atoms add to the reactant and…

Q: What is the difference in results for sucrose and hydrolyzed sucrose when reacted with Benedict's…

A: Benedict's Test: To determine whether reducing sugars are present in any given sample, this chemical…

Q: Provide the correct systematic name for the compound shown here. CI O OH ....

A:

Q: Consider the following data for sodium: atomic mass electronegativity electron affinity ionization…

A:

Q: etermine the major organic product for the reaction scheme shown. H₂C-Cl 1.2 Li, Et₂0 2. CH3CH₂-C=CH…

A:

Q: Two sets of ionizations are shown in the tables below. Complete the tables by ordering each set of…

A: General information: a) Ionization energy generally decreases moving from top to bottom down an…

Q: following ions: A B C D S2– SO32– SO42– S2O32–       Question 2 options:     A: 0…

A: 1.Oxidation state is total number of electrons lost gained or shared to form chemical bonding.  2.It…

Q: Rank the following Brønsted bases from strongest to weakest. NH A OC> B>A> D OD>A> C > B OD > C> B>…

A:

Q: Mechanism Suppose a reaction occurs with the following mechanism. All are elementary steps. Step 1:…

A: Step 1 of this reaction is a fast step and exist in equilibrium. Rate constant for the reverse…

Q: What is the emf for this cell when [Fe³+] = 3.10 M, PH₂ = 0.92 atm, [Fe²+] = 0.0009 M, and the pH in…

A:

Q: Mechanism Suppose a reaction occurs with the following mechanism. All are elementary steps. Step 1:…

A: Answer: Rate = k2 [O][N2]

Q: Describe strong acid/weak base and strong base/weak acid reactions Write the net lonic equation for…

A: Answer:- This question is answered by using the simple concept of chemical reaction between strong…