What is the Effect of Temperature on Reaction Rate?

Q: Which of the following hypotheses is testable by using the scientific method? A) All men are mortal....

A: A hypothesis is a tentative answer, to any scientific question. A testable hypothesis is the one whi...

Q: In the electrolysis of a molten mixture of NaCl and CaBr2,identify the product that forms at the ano...

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Q: Why are the carboxylic acid groups of the amino acids so much more acidic (pK a ~ 2) than a carboxyl...

A: pKa value for a carboxylic acid indicates the acidic strength of an acid or the extent of dissociati...

Q: What properties distinguish solids from liquids? Liquids from gases? Solids from gases?

A: Solids have no empty spaces between the molecule which gives them a definite and rigid structure.  L...

Q: The pH of a solution of household ammonia, a 0.950 M solution of NH3, is 11.612. Determine Kb for NH...

A: We know that, pH can be expressed as the negative logarithm of H+, i.e.            pH = - log[H+]   ...

Q: Compound contains both ionic and covalent bonds. Write ionic Lewis structures for the compound, incl...

A: A covalent bond is prepared by the sharing of electrons but ionic bond results by transfer of electr...

Q: What is electroosmosis?

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Q: Which of the following are pure substances? Explain.(a) Calcium chloride, used to melt ice on roads,...

A: A pure substance is a substance that contains the same types of atoms or molecules. They are made of...

Q: A thin circular-disk earring 4.00 cm in diameter is platedwith a coating of gold 0.25 mm thick from ...

A: GIVEN: Diameter of earring =4.00cm Thickness of coating=0.25 mm Current(I) = 0.013 A d of gold =19.3...

Q: What cations are formed in the mass spectrometer by α cleavage of attached compound?

A: In the mass spectroscopy, the formation of cation and neutral radical species are formed, when the α...

Q: 1.50 L of a gas at 2.25 atm pressure expands to final volume of 8.10 L. What is the final gas pressu...

A: The pressure of a gas is inversely proportional to the volume at constant temperature is known as bo...

Q: Please complete the reactions given below.

A: The following organic reactions can be given as: (e) Where a cyclo alkene gives an epoxide which in...

Q: In a spectrometer operating at 500.130 000 MHz for 1H, a resonance is found to occur 750 Hz higher i...

A: The operating frequency for the 1H spectrometer is 500.130000 MHz. Since the resonance frequency fro...

Q: Given each of the structures provided, write the corresponding IUPAC name. (a) (b) (c) (d) Br CI (e)...

A: IUPAC (International Union of Pure and Applied Chemistry) gives the systematic name of the chemical ...

Q: Why is the pK a of the glutamate side chain greater than the pKa of the aspartate side chain?

A: Glutamate and aspartate are amino acids with an acidic side chain. The structure of glutamate and as...

Q: The 2000 Nobel Prize in Chemistry was awarded for work on polyacetylenes. Acetylene can be polymeriz...

A: The polymers are made from the polymerization of monomer units. Polyacetylene is made from the polym...

Q: Rewrite the number 3.123 56 (+0.167 89%) in the forms (a) number (6absolute uncertainty) and (b) num...

A: The given number is 3.12356 (+0.16789%).

Q: A 19.91 g sample of Mo2O3(s) is converted completely to another molybdenum oxide by adding oxygen. T...

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Q: An electron in the n = 7 level of the hydrogen atom relaxes to a lower energy level, emitting light ...

A: Given: Initial energy level (ni)=7 Wavelength=397 nm To find: Final energy level (nf) Formula: Wher...

Q: Do either of the following reactions go to completion? If so,what factor(s) cause(s) each to do so?(...

A: a) Magnesium sulfite (MgSO3) acts as a base and hydrochloric acid (HCl) acts as an acid in the react...

Q: How are the compounds in attached pair related to each other? Are they identical, enantiomers, diast...

A: Cahn–Ingold–Prelog priority rules (CIP) :  A tetrahedral Carbon has 4 atoms . For a chiral atom , th...

Q: (a) What is the rate constant k for the first-order decomposition of N2O5(g) at 25°C if the half-lif...

A: The relation between concentration of the reactants and the reaction rate of a chemical reaction is ...

Q: Micellar electrokinetic capillary chromatography was conducted at pH 10 with anionic micelles and th...

A: (i) In micellar electrokinetic capillary chromatography, surfactants are added to the buffer solutio...

Q: Which of the following is a correct statement for a solution with a pH of 8.00? Group of answer choi...

A: Given : pH = 8.00  Since pH of a solution is given by  pH = -log[H3O+ ] = 14 + log[OH- ] where [H3O+...

Q: Estimate the change in the molar entropy of N2(g) when the temperature is lowered from 298 K to 273 ...

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Q: In the reaction N3– + H2O  ---->  HN3 + OH–, the Bronsted-Lowry base is Group of answer choices

A: Bronsted-Lowry base in any reaction is the substance which accepts proton i.e H+ in the reaction.  

Q: According to the Bronsted-Lowry theory, a base is a(n)

A: Bronsted-Lowry theory defines any substance as a base of acid based on the tendency of the specie to...

Q: Calculate the equilibrium constants of the following reactions at 25 °C from standard potential data...

A: Equilibrium is the condition in which forward rate of reaction become equal to backward rate of reac...

Q: hi  for organic compound below , can you please show the analyses of H NMR showing  integration ppm ...

A: For this compound integration ppm  splitting of peaks and functional group have been mentioned below

Q: In Section 12.2, we learned that the Simmons-Smith reaction produces a cyclopropane ring from an alk...

A:  In organic chemistry many types of reactions are studied. Some reactions are used in synthesis of o...

Q: Rank the following in order of increasing(a) Melting point: Na, Si, Ar(b), ΔH(fus): Rb, Cs, Li

A: The inter-atomic force present in sodium is metallic bonding. This force binds numerous sodium atoms...

Q: An important ore of lithium is spodumene, LiAlSi₂O₆. Toextract the metal, the form of spodumene is ...

A: The change in free energy is used for the prediction of direction of the chemical reaction at consta...

Q: Write a balanced equation for each reaction:(a) “Slaking” of lime (treatment with water)(b) Combusti...

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Q: How will you carry out the following conversions :(i) 2-Bromopropane to 1-bromopropane(ii) Benzene t...

A: The given conversion of 2-Bromopropane to 1-bromopropane can be done by performing dehydrohalogenati...

Q: 90

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Q: In basic aqueous solution the reaction I + OCI- → Cl¯ + OI-

A:   The rate law for the given reaction from its mechanism is to be predicted. The rate of reaction is...

Q: glycine has pKa value of 2.3 and 9.6 would you expect pKa value of glyclglycine to be higher to lowe...

A: Thus Glycine molecule has acidic (carboxylic acid group) pKa value is 2.3 and basic ( ammine group) ...

Q: Iodide ion reacts with chloromethane to displace chlorideion in a common organic substitution reacti...

A: The given organic substitution reaction is:

Q: Reaction of 2-methyl-2-pentene with  reagent is regioselective. Draw a structural formula for the pr...

A: Markownikoff’s rule- In symmetrical alkene negative ion of reagent gets added to carbon of alkene wh...

Q: Please help

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Q: The number density of atoms (chiefly hydrogen) in interstellar space is about 10 per cubic centimete...

A: From ideal gas, P = nRT / V