EXPERIMENT Prepare 2 clear glasses. Label the glasses with letter A and B Put cold water in letter A and hot water in letter B Dissolve 1 tablespoom of sugar

Q: Left over initial-consumed STP Volume = 1 mol/22.4 L Avogadro's # = 6.023 1023 molecules/1 mol 1.…

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Q: Buffer [A-] [HA] #1 3 3 224 #2 #3 4 4 #4 4 2

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Q: Experiment 2: Effect of substrate concentration at a constant pH (pH = 5) Plot the data given in the…

A: A question based on kinetics of reactions in solution that is to be accomplished.

Q: write the CAPITAL LETTER of the answer /s. There can be more than 1 answer for each item. If the…

A: Correct answer is :- B. Catalyst and C. Reactant     Refer the below attached image for detailed…

Q: Suppose 0.159 g of lead(II) nitrate is dissolved in 150. mL of a 40.0 m M aqueous solution of…

A: Here we are required to find the Molarity of lead cation

Q: What are the processes occurring in the electrolysis of an aqueous solution of potassium sulphate:…

A: Here we have to to predict the reaction occur at the respective electrode during elctrolysis of…

Q: How many pi (π) electrons are present in the molecule shown:

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Q: Calculate the pOH of a solution with [H+]= 1.4 x 10^-9 M Calculate the pH of a 0.050 M aqueous…

A: Here, we have to calculate the pOH of a solution with [H+]= 1.4 x 10-9 M Also, we have to calculate…

Q: Which of the following has the correct assignment of oxidation numbers? a. Fe₂O3 (Fe: 2+, O: 2-) b.…

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Q: The combustion of liquid ethanol, C2H5OH(1): C2H5OH(I) + 3 02(g) → 2 CO2(g) + 3 H2O(g) is described…

A: According to the first law of thermodynamics, the energy of the universe remains constant. For a…

Q: Chemistry Calculate Mn Mw Mz n1 100 80 70 50 30 M1 50 40 30 20 10 Example 2. Calculate Mn, Mw for…

A: The number average molecular weight can expressed as: Mn=∑niMi∑ni where, n is the number of…

Q: Fill in the necessary information. Choices for chemical test: -Water solubility test -Litmus paper…

A: Lead acetate test is used to identify the compounds containing sulfur in amino acids. Biuret test is…

Q: Aromatic rings are electron-rich and are reactive for electrophilic addition reactions. 3 Select the…

A: Introduction :  Electrophillic Substitution is a chemical reaction in which the functional group…

Q: What is the heat capacity of a certain metal if it requires 167 J to change the temperature of 15.0…

A: Given, mass of the metal (m) = 15.0 g Amount of heat required (Q) = 167 J Initial temperature (Ti) =…

Q: Sodium hydroxide solution was standardized against one gram of potassium phthalate. First trial used…

A: Given , mass of potassium phthalate  = 1g

Q: 18.20 Write a stepwise mechanism for each of the following reactions. (a) O OH OR M O (c) O OHIS…

A: It is base catalysed keto-enol tautomerism where base abstracts proton of most acidic hydrogen. I'm…

Q: Find the of ψ123 for a three-dimensional particle in a box

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Q: The amide substituent effects. the acidty of phenol by the negative charge of the phenoxide through

A: Let us discuss the acidity of phenols and effects of substituents.

Q: 1H

A: 1H NMR spectra in present of CDCL3 and see the effect on chemical shift, splitting pattern, J values

Q: In terms of structure, which of the following does not belong with the rest?

A: Given molecul No2- Co2 Clo2- O3

Q: clearly indicating ALL intermediates and products CLEARLY. Br NaH 1. OH A CH3SNa 2. 3. NaH H3CZ H3C.…

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Q: Imagine you want to want to make a phosphate buffer in the lab that resembles the bloods phosphate…

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

Q: precipitation

A: There are various type of water softening operations but in them the Lime softening method is used

Q: For diatomic nitrogen (N₂), the highest occupied molecular orbital (HOMO) is lowest unoccupied…

A: HOMO - Highest occupied molecular orbitals  LUMO- Lowest unoccupied molecular orbitals  LUMO is…

Q: 35. To what volume should 675 g of AgNOs be diluted in order to prepare a 0.25 M solution? 36. What…

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Q: A common alkyne starting material is shown below. Predict the major product for each reaction.…

A: When 4,4-dimethylpent-2-yne treated with one equivalent of chlorine then…

Q: Predict the predominant species of the compound that would be present were this hydroxy-acid is…

A: Here we are required to draw the predominant species at pH =7 .

Q: Write a 2 paragraph written plan on how you would specifically address the effects water bottles…

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Q: A. When one of the enantiomers of 2-butanol is placed in a polarimeter, the observed rotation is…

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Q: A 0.7500-g sample of impure iron ore was treated and passed through a Jones reductor. The Fe (II)…

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Q: 2. Ammonium perchlorate reacts with aluminum according to the balanced reaction below. 3 NH.CIO. (s)…

A: Given reaction:-  3NH4ClO4  + 3Al     -----> 3NO + Al2O3 + 6H2O + AlCl3(g) Mass of ammonium…

Q: Does it seem logical that the burning of fossil fuels and the addition of carbon dioxide to the…

A: Rise in temperature of earth is called global warming.

Q: Drawing Instructions: Draw structures corresponding to each of the following names. Draw:…

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Q: A commercial method of manufacturing hydrogen involves the reaction of iron and steam, as shown.…

A: The addition of electrons or decreases in the oxidation state is known as a reduction reaction and…

Q: What might happen to your melting points if you do not cool the MelTemp between runs? The melting…

A: Introduction :-  Melting point :-  The temperature at which the solid becomes liquid is called…

Q: Choose the following set of elements that correctly shows a DECREASING trend for atomic radius.

A: As we know atomic radius along the period from left to right in the periodic table decreases because…

Q: Indicate the following on your diagram; A)Anode and cathode B) Flow of electrons C) Flow of ions…

A: Electrochemical cell diagram and representation.

Q: Question 2 Which group has a gauche relationship to the bromine? CI F I Н. H3C₁ Br H

A: Stereochemistry can be defined as branch of science that deals with study of spatial arrangement of…

Q: 8 + HN SOCI₂ 5+ 6- HNO3 NaNH2 2- -3- tőzegghe HO proparacaine The local anesthetic proparacaine is…

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Q: { Al/Pb Zn/Mg Al/Mg Fe/Pb Al/Fe Fe/Mg Al/Sn Fe/Sn Zn/Fe Pb/Sn Zn/Sn Pb/Mg Zn/Pb Sn/Mg

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Q: The enatiomer of D-sorbose: CH₂OH C: =0 H HO- H OH -H -OH CH₂OH D-sorbose Select one: Is an L-sugar…

A: We have to select the correct statement for the enantiomer of the given structure

Q: Calculate the pH of a solution with [H+]= 1.4 x 10^-9 M

A: pH : pH can be defined as the negative logarithm of hydrogen ion (H+) concentration pH = -log[H+]…

Q: What is the pH of a solution with [OH-]=2.2 x 10^-7M? Calculate the pH of a 0.0500M solution of…

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Q: An argon gas occupies 56.2 L at 760 torr. If the volume of gas is decreased to 1/4 of the original…

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

Q: The change in entropy will be positive for which of the following reactions? a.2NO2(g) → N204(g) b.…

A: Entropy is a measure of disorder or randomness in the system. Gas has more entropy than solid and…

Q: III. The initial rates for the reaction of hydrogen and nitrogen: 3H₂(g) + N₂ (g) → 2NH: (g) were…

A: Chemical kinetics is branch of chemistry in which we deal with speed at which rate of reaction…

Q: III. The initial rates for the reaction of hydrogen and nitrogen: 3H₂(g) + N₂(g) → 2NH₂ (g) were…

A: Given that, a reaction is 3H2 g + N2 g → 2NH3 g. The given data is Experiment Initial [H2] (M)…

Q: Based on the reaction, Sn + Cu²+ → Sn²+ + Cu* (in acidic medium) 2+ 2+ Calculate the following…

A: Given cell reaction is :  Sn + Cu+2 -----> Sn+2 + Cu+  At anode oxidation takes place while at…

Q: What is the molality of p-dichlorobenzene (C6H4Cl2, 147 g/mol) when 2.65 g is dissolved in 50.0 mL…

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Q: Draw all the Newman projection of (2R, 3S)-dibromobutane sighting down the C2-C3 bond. Identify the…

A: All the conformers are shown below.

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.