mpirical formula?

Q: What volume of 0.7777 M HNO3 is needed in order to produce 200 mL of 0.1550 M HNO3?

A: Using equation of dilution M1V1 = M2V2 where M1and V1 is the molarity and volume of concentrated sol...

Q: 2. In the reaction 2Al + 6HCI ag) →2A1* (ag) + 6CI (ag) +3H2) (a) 6L HC1 is consumed for 3L, H produ...

A: 2Al(s) + 6HCl (aq) = 2 Al3+ (aq)+ 6Cl-(aq) + 3H2(g) In the above reaction, 6 moles of HCl is consume...

Q: How many grams of glucose (C6H12O6) are present in 257.3 mL of a 11.2 M solution?

A: Molarity of a solution can be defined as the number of moles of solute dissolved per litre of soluti...

Q: ELEMENT MOLAR MASS, g/mol H 1.008 C 12.011 N 14.007 15.998 Na 22.990 Si 28.085 P 30.974 CI 35.450

A: Solution- We have to determine the following points. 1) We find the number of moles of given compoun...

Q: Which equation represents the auto-ionization of water?

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Q: Compound R 1. 0.8 0.6 0.4 1000 2000 Wavenumber (cm-1) 3000 -3.75 A-2.20 TMS 0 d pom Conclusions Give...

A: 1. 3000-2900 cm-1 due to the C —H stretching of Alkane 

Q: Nitric oxide, an important pollutant in air, is formed from the elements nitrogen and oxygen at high...

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Q: Mechanism of this reaction please!

A: Given enzymatic reaction is:

Q: The chemical formula for potassium bromide is KBr. A chemist determined by measurements that 0.0250 ...

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Q: A= comer B=edge, center

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Q: Write the balanced molecular and net ionic equations for the reaction of aqueous potassium carbonate...

A: The reaction of aqueous potassium carbonate with hydrochloric acid is a neutralization reaction betw...

Q: I need help explaing this mechanism  Diels-Alder Reaction between anthracene and Maleic Anhydride

A: The Diels-Alder reaction is one of the most useful reactions in all of organic chemistry. It is a 4+...

Q: A sealed container with a volume of 63.8 mL is filled with a gas at 22°C at 747mmHg. The mass of the...

A: We will use ideal gas equation to find molar mass of gas and then estimate the gas .

Q: Identify and Label the Functional Groups Present

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Q: For the following reaction, 5.92 grams of iron are mixed with excess chlorine gas. The reaction ylel...

A: We will calculate theoretical yield using stoichiometric calculations and then find percent yield.

Q: Calculate the mass percent of solute in the following solution: 1.64 g NaOH dissolved in 81.6 g of ...

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Q: A patient weighing 119lb is to receive 300 mg of medication in 750 mL solution is to be titrated at ...

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Q: Question 11 This structure is also known as thymidylic acid. NH OH HO-P=0 OH A) True B) False

A: The  structure of the thymidine monophosphate which is also known as thymidylic acid is given below....

Q: [A] [B] initial rate 0.010 0.025 1.90 x 10-5 7.60 x 10-5 3.04 x 10-4 0.020 0.025 0.020 0.050 at is t...

A: Given : We have to calculate the rate constant for the reaction.

Q: c. 0.756 g/mL to ng/L d. 9.647 x 10 nm/s to m/yr (Assume that the year is 2022).

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Q: 25.0 ml of 0.600M hypobromous acid, HBrO, is titrated with 0.400M sodium hydroxide, NaOH. Calculate ...

A: Given 25.0 ml of 0.600M hypobromous acid, HBrO, is titrated with 0.400M sodium hydroxide,   We have ...

Q: A solution is made by dissolving 0.669 mol of nonelectrolyte solute in 793 g of benzene. Calculate t...

A: Answer: Depression in freezing point and elevation in boiling point, both are colligation properties...

Q: A 0.0258-g sample of an unknown acid was titrated with 0.04983 M KOH solution. Using the given data,...

A: Plot of ∆pH versus volume of NaOH added Plot of pH versus volume of NaOH added Equivalence point =...

Q: MeO2C -CO2H Pd(OAc)2, IOAC O a) Acetoxylation Ob) Acetylation Oc) lodination Od) Coupling

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Q: H-bonding is present in carbohydrates and proteins. Given the following structures: (a) glucose, a m...

A: Hydrogen bonding is the interaction between a hydrogen atom located between a pair of other atoms ha...

Q: The following reaction can give two intramolecular SN2 products. Draw the major intramolecular organ...

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Q: Choose the general expression for the equilibrium constant for the following reactions: Part A aA(aq...

A: Equilibrium constant (K) can be expressed either in terms of concentration ( Kc ) or in terms of par...

Q: If a sample of Argon gas occupies 2.50 L at 100.0 °C and 5.00 atm, what volume will it occupy at 0.0...

A: This is an example of Gas laws- Ideal gas equation PV = nRT Formula P1 x V1 / T1 = P2 x V2 / T2

Q: The following diol is prepared from propanal (CH3CH2CHO) and 3-bromopropanol. Which derivatives will...

A: Grignard  reaction  - is the reaction  that uses on organometallic compound to create carbon- carbon...

Q: If we used a different wavelength, would we expect to determine the same reaction order by graphing?...

A: The expansion of drop by drop gets the focuses the dominate information exceptionally clear and exac...

Q: A major component of gasoline is octane (C,H,). When octane is burned in air, it chemically reacts w...

A: We will first write balanced stoichiometric equation, then using it calculate mass of oxygen require...

Q: Directions: Write the compounded formula for the following. 1. Dynamite 6. Laughing Gas 7. Vinegar 8...

A: It is asked to write the formula for the given compound names: 1. Dynamite  2. Table Salt  3. Water ...

Q: Predict the product for the following reaction. 1. Br2/H20 2. NaOH Br Br OH Br HO II II IV II O IV

A: The reaction given is,  

Q: c/2 у y a (o72) Plane -b6 x' (a) (b)

A: crystallographic planes

Q: If 40.3 g of KCI (MM= 74.55 g/mol ) are added to a 500.0 mL volumetric flask, and water is added to ...

A: Molarity(M): The no. of moles of solute present in the one liter of the solution is called as Molari...

Q: For the SN1 reaction, draw the major organic product, identify the nucleophile, substrate, and leavi...

A: First step(initial step) is the protonation of alcohol. Which is a fast step. Second step is cleavag...

Q: solid

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Q: Ammonia (NH,) chemically reacts with oxygen gas (0,) to produce nitric oxide (NO) and water (H,O). W...

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Q: CH3 CH2 - CH2. - CH - C HO, CH3 - CH2 - CH,

A: The drug given in the question is valproic acid.

Q: Most of the titrations that have done to date require to titrate an acid with a base until we see a ...

A: Most of the titrations Requires titration of an acid with a base until it gives a pink colour with p...

Q: In order to form Ba(IO3)2, 500 mL of 0.5000 M Ba(NO3)2 was mixed with 500 mL of 0.0500 M NaIO3. Ksp...

A: Ba(NO3)2 + 2NaIO3 --------> Ba(IO3)2 + 2NaNO3  Ksp = 1.57×10-9

Q: Why should we do a standardization every time we do a titration of Hcl and NaOH?

A: A standard solution is a solution whose concentration is known precisely. NaOH and HCl are the secon...

Q: What is the molar solubility of Ag2CO3 in pure water, given that its Ksp= 8.10x10-12?   2.54x10^-3 ...

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Q: Based upon a study of the iterature, discuss Ginberg's polarization then as it applies to the ration...

A: The ability of certain ligands to increase the rate of ligand substitution when positioned trans to ...

Q: The deoxyribose connects to N9 of guanine.   True False

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Q: The chemical formula for sodium bromide is NaBr. A chemist measured the amount of sodium bromide pro...

A: A question based on mole concept that is to be accomplished.

Q: 1) Perform the following unit conversions: a. 35.7 moles to umol b. 0.065 mL to µL. c. 0.756 g/ml to...

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Q: Question 4 Which of the following is not used in protein structure determination? O treatment with a...

A: Proteins can be defined as the large macromolecules that are made up of one or more amino acids.

Q: Given that a mixture of nitric acid (bp 86 °C) and water forms a maximum-boiling-point azeotrope tha...

A: Solution.                                 Given That mixture of nitric acid =  bp 86 °C maximum-boi...

Q: Why does molality stay the same when 25mL is removed from the original 50mL salt solution but change...

A: Answer: This is an interesting question based on the extensive and intensive properties of the solut...