Question 19 What will happen to the rate of a first order reaction if the reactant concentration is doubled? O The rate of reaction will double. O The rate of reaction will not change. O The rate of reaction will quadruple. The rate of reaction will be zero.

Q: Why is it necessary to run a blank before measuring the absorbance of a sample?       To allow…

A: Why is it necessary to run a blank before measuring the absorbance of a sample? = To account for the…

Q: - Propose a synthesis of p-(dimethylamino)azobenzene with benzene as your only organic starting…

A: To synthesise p-(dimethylamino)azobenzene we must have the knowledge of retrosynthesis i.e the…

Q: Question 10 Consider the rate constant for ester hydrolysis at different temperatures. What is the…

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Q: (c) Tit complexes do not favour ß-elimination reaction. Explain citing example.

A: The answer is given below :

Q: calculate the number of moles of H2 SO4 in one liter ie the molarity

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Q: The homogeneity of the chloride level in a water sample from a lake was tested by analyzing portions…

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Q: Question 28 The decomposition of hydrogen peroxide, H₂02, has a rate constant, k = 3.66 x 10-³ s-1.…

A: We can determine the order of reaction by seeing the unit of rate constant.

Q: Mandelic acid is an organic acid composed of carbon (63.15%), hydrogen ( 5.30%), and oxygen…

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Q: The activation energy for a reaction is 37.6 kJ/mol. The rate constant for the reaction is 5.4 x…

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Q: What is the relationship between each pair of molecules shown below? Br H H3C. H H CH3 identical…

A: In constitutional isomers , the molecular formula is same but different connectivity.

Q: Question 2 When will a precipitate form? Reaction quotient less than the solubility product constant…

A: Q = reaction quotient Ksp = solubility product constant To predict precipitation occur or not we…

Q: From compounds of 4 carbons or less and any reagents you want; synthesize the following compound.

A: Terminal alkynes has acidic hydrogen and hence when we treated with strong base and alkyl halide to…

Q: 6. Write the balanced equation of the reaction between Ba and excess oxygen.  7. Write the balanced…

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Q: Specify the local electron geometries about the atoms labelled a-d. Unshared electron pairs affect…

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Q: arises (at least in part) from an equilibrium between dissolved carbon dioxide and hydrogen ions.…

A: According to the above given question the soda bottle should the following requirements- The bottle…

Q: Question 15 Which of the following techniques measures spectra following excitation with…

A: Two questions based on spectroscopy that is to be accomplished.

Q: What is being described in the following items?…

A: We have to predict the correct expression for given terms.

Q: Match the condensed structural formula on the left with the structural formula on the right.…

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Q: Fatty acids are classified as saturated or unsaturated, depending on their structure. Both types of…

A: A saturated compound does not contain any multiple bond between any two carbon atoms. It has only…

Q: Write the RHR, OH, and the balanced overall reaction of the voltaic cell.

A: Electrochemical cell is a device that converts chemical energy to electrical energy. It is driven by…

Q: Plants undergo photosynthesis in order to provide oxygen into the air, which is vital for the human…

A: Since you have posted multiple questions I'll answer the first question for you. For the rest to get…

Q: A 1.25 g sample of coniine, the toxic extract of hemlock, was dissolved in ethanol and placed in a…

A: Volume of solvent required can be calculated after determination of concentration of solution.

Q: 1.40 What kind of hybridization do you expect for each carbon atom in the following molecules? (a) H…

A: In this question, we will find out the hybridization in each carbon centers.  You can see the…

Q: a. Use strain energy increments in the OWL Table Reference (see References button, Strain Energy…

A: This question is from Conformational analysis of chair form of cyclohexane. In the molecule given to…

Q: Write the balanced equation of the reaction between sodium hypochlorite and water.  10. Write the…

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Q: Question 7 In steady-state approximation, which of the following rates is assume to be zero? A-I-P O…

A: In the given question we have to find out the rate assume to be zero and the liquid crystal.…

Q: - How might the following amine be prepared using reductive amination reactions? Show all precursors…

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Q: Assign an oxidation state to each atom SO3

A: Assign an oxidation state to each atom in SO3.

Q: The last step in the synthesis of divinyl ether (used as an anesthetic under the name Vinethene)…

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Q: Modify the molecule to show the products formed by the hydrolysis of the following triacylglycerol.…

A: Hydrolysis of triacylglycerol gives carboxylic acid and glycerol.

Q: Classify the phrases as pertaining to either sphingophospholipids (sphingomyelins),…

A: Sphingophospholipids and Glycerophospholipids are two classification of phospholipids according to…

Q: Use the data provided to find the order of the reaction with respect to substance A by a graphical…

A: (a) Order of reaction = 2 (b) Rate constant = 0.0304 M-1s-1 (c) Half life = 43.86 sec

Q: Which is the oxidized product of vitamin C? O Sodium ascorbate O Dehydroascorbic acid O Calcium…

A: The common name of vitamin C is ascorbic acid.

Q: For the reaction 3A(g) + 2B(g) → 2C(g) + 2D(g) the following data was collected at constant…

A: Dear student , since you have posted multiple parts questions we will allow to solve only first…

Q: Question 18 "After standardization, silver nitrate must be stored in amber bottle and at room…

A: Silver nitrate is a solution which is used in precipitation titrations.

Q: Which type of distillation is used for miscible liquids with very small gap of boiling temperature?…

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Q: Determine the pH of the molecules given in a 1L beaker containing 0.035M solution of the given…

A: 1 L beaker containing 0.035 M solution of - NaNO2 , C6H5CHCOOH and BaOH2We have to calculate the…

Q: Very pure silver nitrate standard reagent requires standardization with primary standard NaCl or KCl…

A: Silver nitrate standardization requires  Nacl  primary standard. It is true.

Q: Titration Results Trial 1 Trial 2 Equivalence point pH 2.35 8.28 pH of half-titrated solution 4.86…

A: At the half-equivalence point or half-titrated solution of a weak acid, pH = pKa Hence for trial-1,…

Q: why "the % Acetic Acid (by mass) in water layer the is greater than the % Acetic Acid (by mass) in…

A: A polar compound better dissolves in a polar compound and not in a nonpolar compound.

Q: How much Cu2+ is needed to precipitate cupric hydroxide (Ksp = 2.2 x 10-20) if there is 4.3 x 10-8 M…

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Q: Lipoproteins are globular structures that are responsible for transporting lipids through the blood…

A: We have to arrange the given boxes in appropriate column of the table

Q: alpha-Cadinol is a constituent of Chamaecyparis lawsonia. Using the structure and image below,…

A: From the given data we need to find the configuration for the indicated carbon center. And to check…

Q: a. CH₂ b. H3C K C=C CH₂ H H + HF + H₂O

A: Markovnikov's rule says that the negative part of the addendum will attach to that carbon which has…

Q: The solubility of NaOH is 129 g NaOH/100 g water at 40°C. If a solution contains 70 g NaOH in 50 g…

A: Given :  Solubility of NaOH = 129 g NaOH/100 g water  Mass of water = 50 g  Mass of NaOH = 70 g

Q: Which of the following is NOT a possible cause of error when taking a spectrophotometer reading? An…

A: Spectrophotometer is used to measure  absorption if light or the amount of chemicals in a solution.…

Q: О о НО. H

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Q: 0.7050-g of pure KHP (FW = 204.2) was dissolved and titrated with 35.00mL of NaOH solution. The…

A: Answer: This question is based on acid base titration where we have to equate the total number of…

Q: A mixture of 2.00 mL 0.100 M sodium hydroxide and 1.00 L of 0.200 M calcium chloride was prepared.…

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Q: Which of the following reagent provides more than one pair of electrons for metal ions to form a…

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