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Calculate an Ea value for this reaction. Discuss is there any relation to the problem of storing fish for food? The rate of bacterial hydrolysis of fish muscle is twice as great at the 2.2oC a
The liquid and gaseous phases can only coexist for a single value of the pressure at a given temperature for a pure substance. Is this also the case for an ideal solution of two volatile liquids?
Describe how much energy does this corresponding to in kJ/mol when the MRI (magnetic resonance imaging) body scanners used in the hospitals operates with the 400 MHz (4.00 x 108s-1 radiofrequen
Calculate the mass of lead sulfate is produced in a lead-acid storage battery when the 1.14 g of Pb undergoes the oxidation?
After she hits ball, when will ball hit the ground? How much time will it take if outfield will catch it five feet above ground?
Draw an efficient synthesis to make the decade from the acetylene and 1-butene. Suppose you may use any necessary organic of the inorganic reagent.
A sample which is having 1.621 gram of an unknown organic compound having C, H and O only was combusted in the presence of an excess of oxygen gas. Study of the products revealed that 3.095 grams of
Describe the wavelength and the frequency of light emitted when an electron changes from n=4 to n=3 in the Haltom and discuss in what region of the spectrum is this radiation found?
State total cost of installation as function of x. (you may like select toanswer part (c) before part (b) if you would like to analyze concrete instances before creating equation.)
The pH of 0.5 M benzoic acid, C6H5COOH, is 2.24. Estimate the difference in pH when the 4.25 g ofC6H5COONa is added to 392.8 mL of 0.50 M benzoic acid. Where the Ka value for C6H5COOH is 6.5 x10-
How can estimate the pH of a solution that is prepared by adding the 19.3grams of sodium nitrite (NaNO2) to 500 mL of 0.1 M nitrous acid (HNO2 , Ka = 4.5× 10-4). Suppose there is no change in
Discuss what volume of this acid is neutralized by an antacid tablet that weighs 330 mg and contains 41.0 % Mg(OH)2, 36.2% NaHCO3 and 22.8 % NaCl by mass?
Determine the numbers of total electrons could you get in the ROW 9? A little confused on this question and even how to start it because it seems so simple but hard.
How can write down balanced chemical equations for the oxidations of sulfur, carbon and the silicon in the converter by using the lowest possible coefficients, omit the states-of-matter in your ans
Determine the minimum value for ΔS (in K/Jmol) for the reaction when a certain reaction is spontaneous at the 314K if the entropy change for the reaction is 19 kJ. Mol.
Forge coal which is having 4.5% H, 90.5% C, 3.6% O, and 1.4% S by mass. When coal is combusted, the sulfur impurities undergo gas phase reactions to produce the H2SO4 (g).
Provide the major and minor products expected if 1-methylcyclohexanol, 2 -methyl cylcohexanol, 3-cylcohexanol and 4, methyl cylcohexanol react with H3 PO4 and heat.
Graphite is burned in the oxygen to give carbon dioxide and carbon monoxide. If the product mixture is 67% CO2 and 33% CO by mass, calculate the heat from the combustion of 1.00g of graphit
A sample which is having the 2.00 mol of graphite reacts totally with a limited quantity of oxygen at 25 Degrees Celsius and 1.0 atm pressure, forming the 481 kJ of heat and a mixture of CO
When 2.5 g of a Zinc strip were placed in a AgNO3 solution, silver metal produced on the surface of the strip. After sometime had passed, the strip was removed from the dried, solution, and weighed.
Determine the cell voltage for this reaction assuming the (Fe+2, Fe +3, Cr +3 are 0.1M)? Determine the reduced and the oxidized? Write down the half reactions for each electrode.
Calculate the vapor pressure of a solution which contains the 50.0% by mass sucrose (MW 342 g/mol) in water (MW 18.0 g/mol, which is having the density 1.00 g/mL) at a temperature where the pu
A piece of wood has carbon-14 activity found in an archeological dig that is 74% of the current carbon-14 activity. How old is the piece of wood when the t1/2 carbon-14 = 5.73ka
An adult weighing 70kg contains about 170g of K. The beta decay of 40K that is a natural part of the body. The relative abundance of 40K is 0.0118% its half life is1.28x109 years, and i
Determine the population ratio N(v=1)/N(v=0), where v=0 and 1 are the ground and excited vibration states for the HCl at room temperature of 298K? Assume a vibration transition wave number of 2991