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Ammonia reacts with oxygen according to the equation: 4NH3(g)+5O2(g)→4NO(g)+6H2O(g) ΔHrxn=-906 kJ Part A Calculate the heat...
b. Draw the product obtained when D-tagatose reacts with H2 and Pt. c. D-tagatose is...
Which amino acid has a ring in the side chain that's bonded to the N-terminus of...
In column chromatography, What kind of bond interactions between alumina as a absorbent and water as...
3. If a gaseous mixture is made by combining 4.43 g Ar4.43 g Ar and 3.44...
2. If 3.04 g Ar3.04 g Ar are added to 4.79 atm He4.79 atm He in...
20) Electrochemical cell potentials can be used to determine equilibrium constants that would be otherwise difficult...
1. Suggest an explanation for the observations that ethanol, C2H5OH, is completely miscible with water and...
Sort these compounds as a Brønsted–Lowry acid, a Brønsted–Lowry base, or neither. H3PO4, HI, HCI, CH3CHO,...
Is Cyclopentane c5h10 polar or nonpolar? How do you kniow?
For the following complexes provide: the name, the d electron count, the metal oxidation state, list...
A certain first order reaction has k = 6.2 × 10‒5 s‒1 at 35 oC and...
The estimated average concentration of NO2 in air in the United States in 2006 was 0.016...
Sulfate can be determined by precipitating barium sulfate with excess barium ion and titrating the excess...
Define the following terms: transition state and activation energy. On a molecular level, how does an...
Four research teams measured the speed at which signals travel down a certain type of nerve...
Balance Al(s) + MnO4^- (aq) --> MnO2 (s) + Al(OH)4^- (aq) in aqueous basic solution
Calculate the Coulomb attraction between the atoms of the following salts. Cesium Chloride (CsCl) Rutile (TiO2)...
Arsenic acid, H3AsO4 (MW= 141.94 g/mol), is a triprotic acid. The Ka values for arsenic acid...
Four research teams measured the rotation period of a newly detected neutron star, and what each...
Water in equilibrium with atmospheric nitrogen (pN2 = 0.80 atm) has a nitrogen concentration of 5.45x10-4...
Complete combustion of 7.20 g of a hydrocarbon produced 23.1 g of CO2 and 7.89 g...
please urgent typing only.. what is the EAN of Ni in the complex ion [ Ni(NH3)6...
Create a Txy diagram for an n-octane/n-nonane system at 1 atm. Show both representative numerical data...
The line notation for the galvanic cell is: Ni | NiSO4 (aq) || CuCl2 (aq) |...
1. Calculate the binding energy (kJ/mol) for 84Kr. 1H = 1.00785 g/mol, 1n = 1.008665 g/mol,...
A ground state hydrogen atom absorbs a photon light having a wavelength of 92.57 nm. It...
How do you prepare 100 mL of a 10% v/v IPA, 90% v/v 5 M KOH(aq)...
What are the reaction equations for gas for calcium chloride and water; sodium hydrogen carbonate and...
What element is the material GaAs most structurally and electronically most closely related to?
A water is in equilibrium with CO2 in the atmosphere (partial pressure is 3.16 * 10^-4...
Aqueous sulfuric acid H2SO4 reacts with solid sodium hydroxide NaOH to produce aqueous sodium sulfate Na2SO4...
A voltaic cell is constructed that uses the following reaction and operates at 298 K: Zn(s)+Ni2+(aq)→Zn2+(aq)+Ni(s)....
Explain results of oxidation of 4 bromoethylbenze? what would happen if there more then one alkyl...
You are doing a Witting Reaction, in which you react trans-cinnamaldehyde with ylide (benzyltriphenylphosphonium chloride) to...
When heated with phosphoric acid, 2-butanol undergoes dehydration to give a mixture of the three isomeric...
Determine the concentrations of Na2CO3, Na , and CO32– in a solution prepared by dissolving 2.66...
1.) Imagine that you have a 7.00 L gas tank and a 4.00 L gas tank....
Be sure to answer all parts. How many photons at 586 nm must be absorbed to...
you have a solution of 100 ml of 1.0 M HCl, 50 mL of water is...
why are reactions such as aldol condensation, claisen condensation, etc referred to as "condensation" reactions?
MULTIPLE CHOICE QUESTION: Which of the following has the SMALLEST mass? PLEASE SHOW WORK!!! THANKS SO...
19. Which of the following would you expect to be most soluble in water: ethanol, hexane,...
Between CH2Cl2 and CHF3, which one has a stronger dipole-dipole interaction?
A solution has a density of 1.023 g/mL and a concentration of 0.8000 g/L. What is...
Determine the value of Keq for CaSO3 (Ksp = 1.0 x 10^-4) dissolving in acid solution,...
find the millimoles of nickel ion in 250 ml solution that contains 5.3 uM nickel (II)...
10)You make a buffer - 0.7M HF (Ka=7.2x10^-4) and 0.8M NaF in 1300 mls of solution....
What are the oxidation states for the following compounds? Na2(IrCl6) Fe(acac)3 RhCl(PPh3)3 Ba[Re(H)9] Mo(CO)6
1-Using the thermodynamic information in the ALEKS Data tab, calculate the standard reaction free energy of...
Establish the relation between K and Kc for the reaction 3N2(g) + H2(g) ⇌ 2HN3(g). Assume...
[CoBrCl(NH2CH2CH2NH2)(C2O4)]- has six isomers. draw all isomers and write their names. ( find their chiral properties...
Write a net ionic equation for the reaction that occurs when: 1. equal molar aqueous solutions...
How do you know what the chemical shift is indicating?
An iron bar weighed 664 g. After the bar had been standing in moist air for...
Calculate the energy change if 100.0g pentane reacts with 100.0g oxygen. The enthalpy of combustion of...
15. When a dilute solution of block copolymers undergoes micellization, i.e., some numbers of chains aggregate...
1. A 0.516 g portion of a sample that contains sodium oxalate is dissolved in water...
What is the theoretical yield in grams of the product from the Diels Alder (MW=276 g/mol)...
Certain race cars use methanol (CH3OH; also called wood alcohol) as a fuel. Methanol has a...
what is the polarity of the diluted solution when each of the following solutions are diluted...
1. To make a reaction spontaneous , Gibbs free energy need to to move forward. Then...
How does modulus change with temp in polymers? How does the trend change if polymer is...
How many kg of sodium citrate (FD1%) is required to make 33L of isotonic solution?
Describe why parallel and series wiring of Voltaic Cells might prove useful.
Where in the cell does fatty acid oxidation take place?
At constant pressure, which of these systems do work on the surroundings? Check all that apply....
Describe your method for determining optimum λex and λem values in flourescence spectrometry.
Consider the structures of glycerol trioleate (triolein) and oleic acid methyl ester. Relate how the structural...
16.20 Name C6H5CH2CH2C≡CCH3. a)1-Phenylpent-3-yne b)5-Phenylpent-2-yne c)4-Phenylpent-2-yne d)1-Phenylbut-2-yne e)1-Phenylbut-3-yne
Identify the strongest base. a. CH3O– b. CH3OH c. CN– d. H2O e. NO3– why the...
Phosgene, COCl2, gained notoriety as a chemical weapon in World War I. Phosgene is produced by...
Potassium chlorate (KClO3) is often used to generate oxygen according to its decomposition reaction (shown below):...
A mixture of hydrogen and oxygen is ignited and reacts completely to form water. Which mixture...
Rank the following ionic compounds in order of increasing attraction between their ions: KBr, SrBr2, CsBr...
theoretical yield of condensation of furfural and cyclopentane
in a concentration cell, with more reagents added vs. products, what happens to E? Please show...
a. Your product research director wants you to prepare 1 liter of a buffer solution of...
The concentration of HCl when released to the stomach cavity is diluted to between 0.01 and...
Would you expect capped nanoparticles to be more or less stable than the uncapped nanoparticles? Explain...
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