(a) To what temperature must a 1.0 L sample of a perfect gas be cooled from 25 °C in order to reduce its volume to 100 cm³?

Q: 2 reactions involved in the complete oxidation of cobaltous ion Precipitation of sulfite ion Precipi...

A:

Q: addition of HCI O vigorous effervescence O carbonate ion etching of the glass

A: Given : We have to find out odd one out.

Q: Under what conditions is N0glg)7 NOG)+NO,g spontaneous?

A:

Q: How many Cu grams are produced if 123 mole of CuCl2 is reacted with excess K?

A: Given: Moles of CuCl2 reacting = 123 mol.  

Q: Internal standard (As , Cs ), analyte with known concentration (Ax , Cx ) In a chromatographic equip...

A: Formula used: Area of analyte signalConc of analyte= F×Area of standard signalConc of standardAx[Cx]...

Q: Ph;P 2. Ph H. Draw the molecule on the canvas by choosing buttons from th Templates toolbars.

A: Given : We have to make product for the given reaction.

Q: K =- %3D

A:

Q: The dissociation of N;O4 into NO2 is 16.7% complete at 298 K and 1.013 bar. N2O«(g) =2 NO2(g) Determ...

A: Answer: During a chemical reaction compound decomposed and product formed will always be in the mola...

Q: Determine ∆S for the phase change of 2.35 moles of naphthalene from solid to liquid at 80.3°C. (∆H =...

A: Change in entropy during the phase transition (Solid to liquid) calculated in the given question.

Q: A small amount of resin weighing 4.56g occupies a height of a 10mL graduated cylinder equivalent to ...

A: Mass of resin = 4.56 g  Initial volume = 1 ml  Final volume = 1.7 ml  Density of resin = ?   

Q: the moles

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

Q: The equilibrium constant, Kc, for the following reaction is 7.32 at 730 K. 2NH3(g) N2(g) + 3H2(g) Ca...

A: The equilibrium constant is the ratio of the product of molar concentration  of products and reactan...

Q: H3CHN H2N H3CO HO- ENH H3COCH2CH2C CH2CH2CH2OH H3CH2CH2CH2C CH2CH2COOH OH

A: The compounds given are,  

Q: c) Define Lewis acid and Lewis base. Identify the Lewis acid and Lewis Base in the following reactio...

A: Given : We have to identify Lewis acid and Lewis base.

Q: One mole of a weak acid, HA, was dissolved in 1.9 L of solution. After the system had come to equili...

A: Given :- number of moles of HA = 1 mol  volume of solution = 1.9 L  equilibrium concentration of HA ...

Q: Chemical Equation: Give the balanced chemical equation for each of the following reactions.  SUBJE...

A:

Q: The central atom hybridization is sp³d2 in . ., choose one. O SeF6 O BrF3 2- O NO3 BF4

A: The correct option is SeF6

Q: A general reaction written as A + 2B → C + 2D is studied and yields the following data: [A]o [Blo In...

A: Given data: Experiment (1): [A]0 = 0.150 M, [B]0 = 0.150 M then rate = 8×10-3 mol L-1 s-1 Experimen...

Q: 2. A precipitate of Pbl, is formed when 5 mL of 0.012 M Pb(NO,), is added to 5 mL of 0.030 MKI It wa...

A:

Q: Following is the structural formula of the principal sex pheromone of the Douglas fir tussock moth (...

A: The Grignard reagent is furnished as R-MgX where R can be an alkyl or aryl group. The notable halide...

Q: 4. Apply the real rule of significant figures to express the final result for each of the values giv...

A: The result of addition or subtraction in the numbers having different precision should be reported t...

Q: The vapor-liquid reactive equilibria for ethyl lactate synthesis follows the expression log K = 7.89...

A: The vapour-liquid reactive equilibria equation given is, => log(K) = 7.893 - 2.4312 × 103T And te...

Q: The equilibrium constant, Kc, for the following reaction is 1.20x10-2 at 500 K. PCI5(g) PCI3(g) + Cl...

A: All data mentioned in handwritten  solution.

Q: raw a sequence like on slides 4 and 6 to show how to do the separations described below.  Case 1: Y...

A: The separation techniques involve the methodology to categorize each component of a mixture into its...

Q: The vapor-liquid reactive equilibria for ethyl lactate synthesis follows the expression log K = 7.89...

A: The vapour-liquid reactive equilibria equation given is, => log(K) = 7.893 - 2.4312 × 103T And te...

Q: The structural formula of benzene is often represented as a

A: Correct option is -C Structural formula of Benzene is contains three double bonds and one ring prese...

Q: The solubility of the hydroxide of a hypothetical metal, Me, in water is 94.89 g MeOH per 64.88 mL w...

A: The amount of water is needed 42.82 mL.

Q: need the ans asap

A: Boiling point is the temperature at which the vapour pressure of a liquid is equals to the atmospher...

Q: ANSWER ONLY 4 5 AND 6 SUBJECT ANALYTIC CHEMISTRY

A: Qualitative analysis is a part of analytical chemistry that involves determining the elements or che...

Q: Group prioritization is based on the electronegativity of the atoms directly attached to the carbons...

A: Here we have to determine  prioritization of groups attached to double bonded carbon atom or to the ...

Q: 1. At 603 K, there are 0.0100 mol of NH,Cl, 0.0100 mol of NH3, and 5.8 x 10-3 mol of HCl in a closed...

A:

Q: Why must proper chemical equations be balanced?  Select all that are correct.       A balanced chemi...

A: We will answer this question using law of conservation of the mass.

Q: Given this information, what are the 2 compounds? (Second image has a molecular formula of c4h8o2)

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly repos...

Q: The reaction of an alkene and water in the presence of an acid catalyst to produce an alcohol is cal...

A:

Q: a. A solution of HINO, has a pH of 3.57. What is the molarity of the solution? Molarity = M b. A sol...

A: pH = -log[H+]  Log [H+] = -pH  [H+] = 10-pH   

Q: At 90 degrees C. the following equilibrium is established Hy(g) + Sts) H,S(g) Kc 6.8 X 10 If 0.46 mo...

A: The equilibrium reaction given is, Given: Initial moles of H2 = 0.46 mol. Initial moles of S = 0.3 ...

Q: Please view the video* below and answer the following questions. https://www.youtube.com/watch?v=1oc...

A: Decomposition reactions: A chemical reaction when one reactants breaks down into two or more product...

Q: Compounds that causes interference with the test of aluminum and zin ion * Your answer

A: The answer is as follows:  

Q: When 20 g. of Aluminium is heated from 90oC to 115oC, 105 calories is required. What is the molar he...

A: The molar heat capacity of aluminium is 5.6658 cal/mol°C.

Q: 4. (a) Draw all possible stereoisomers of HOCH2CHOHCHOHCH2OH using zig zag format. Calculate how man...

A:

Q: Provide the correct IUPAC name for the compound shown here.

A:

Q: Water, Methanol, Ethanol, and Acetone Which substance do you predict has the strongest intermolecul...

A: The correct answer about intermolecular force is given below

Q: 1.So if you were trying to extract 15mL of an aqueous layer, why wouldn’t you want to use 45mL of th...

A: A question based on analytical separations that is to be accomplished.

Q: boil

A:

Q: hoto of Cholesterol Structure? How many chiral carbon atoms are here in the Cholesterol molecules? W...

A: Given : We have to tell number of chiral carbons in cholesterol molecule , R and S configuration and...

Q: 13 Graph a can best be described as First order or second order rate process Second order rate proce...

A: The options are as follows:  

Q: A student removes 25 mL of 3.0 M NaOH and dilutes it to final volume of 350 mL. What is the concentr...

A: Given :-  initial concentration of solution = 3.0 M  initial volume of solution = 25 mL  final volum...

Q: 1. At 603 K, there are 0.0100 mol of NH,Cl, 0.0100 mol of NH3, and 5.8 x 10-3 mol of HCl in a closed...

A:

Q: What is the entropy change when 1.55 moles of CHCl₃ vaporizes at 61.0 °C? [∆H(vap) = 29.6 kJ/mol at ...

A:

Q: Express each answer with the correct significant digits, and the proper units AND write it in scient...

A: The expression given is .