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Explain the purposes of inductive and deductive reasoning in mathematics. Be sure to define both inductive reasoning and deductive reasoning and describe how each can help you develop and prove theo
The higher heating value (HHV) of a fuel is its standard heat of combustion at 25 C with liquid water as a product; the lower heating value (LHV) is for water vapor as product.
The area of the patio is 90 square meters. If the bricks measure 20 centimeters by 4 centimeters, how many bricks will it take to make the patio?
Describe how a linear sequence of amino acids gives rise to the three-dimensional structure of proteins. Detail the significance of this structure, how it may be modified, and the results of such mo
A square is divided into 3 pieces of equal area by 2 parallel lines (diagonally). The distance between the parallel lines is 6 inches. What is the area of the square?
Initially a mixture contains 0.760 mol each of N2 and O2 in an 8.26-L vessel. Find the composition of the mixture when equilibrium is reached at 3900°C. For the reaction below, the Kc = 0.0123 a
The reaction A + 2B products was found to have the rate law, rate = k[A][B]2. Predict by what factor the rate of reaction will increase when the concentration of A is doubled and the concentration o
What is the preferred slip plane and direction for dislocation in FCC metal? Explain using the Peierls-Nabarro expression described in class.
An aqueous solution of phosphoric acid, H3PO4, contains 285g H3PO4 in 400 mL solution, and has a density of 1.35g/mL. Calculate the weight % H3PO4 in this solution
Suppose that a particular moment during the reaction, molecular hydrogen is reacting at the rate of -0.079M/s a) at what rate is ammonia being formed? b) at what rate is molecular nitrogen reacting?
Muscle and muscle tissue, Due Saturday (EST) Nov 8 Overheated: A Case Study on Skeletal Muscle Physiology “Time to scrub in,” says Dr. Hodges. The appendectomy you are about to observe is your s
Qualitative analysis of cations, Chromium (III) hydroxide is highly soluble in distilled water but dissolves readily in either acidic or basic solution. Briefly explain why the compound can dissolve i
Consider a solution containing liquids A and B where the mole fraction of B is .60. Assuming ideality, calculate the mole fractions of A and B in the vapor at equilibrium with this solution @25.
If the concentration of an acid in solution is 2.2 times larger than the concentration of its conjugate base, and the pH of the solution is 3.5, what is the pKa of the acid?
How many Joules are required to heat 2 L of water in a pot from 20 degree C to the boiling point of water? The specific heat of water is 4.18 J/g.Degree C and the density of water is 1 g/mL
The solubility of CO2 in water at 25 degree Celsius and 1 atm is 0.034 mol/L. What is its solubility at a partial pressure in air of 0.00013 atm? Assume that CO2 obeys Henrys Law.
The molar enthalpy of vaporization of propane is 15.7 kJ/mol. At 1.00 atm pressure, propane boils at 231.1 K. At what temperature is the equilibrium vapor pressure of propane equal to 0.50 atm?
A gas with a pressure of 1.33 atm, is transferred to a container with twice the volume and the temperature was tripled. What is the new pressure of the gas?
Calculate the concentrations of ALL species at equilibrium for each of the following cases.
At 760. Torr, an unknown liquid boils at 239.8 K. At 205.0 K the equilibrium vapor pressure of the unknown liquid is 103.5 Torr. What is the molar enthalpy of vaporization for this liquid?
Question: A chem 216 student titrated 5.15 g of an unknown weak acid with 0.92M of NaOH. Equivalence point was found to be 52.1 mL. What is the molecular weight of the unknown weak acid?
A chemist finds that 90.00 grams of an unknown compound contains 32.76 grams of manganese, 19.08 grams of sulfur, and 38.16 grams of oxygen. Find the empirical formula for this compound.
A sample of a certain gas has a volume of 415 mL at 725 mm Hg and 0oC. What would be the volume of this same sample of gas if it were measured at STP?
Calculate the equilibrium constant Ka, for the ionization of formic acid in aqueous solution at 25 degrees celsius. delta G^0=21.3 kJ at 25 degrees celsius
Find the empirical formula of caproic acid. Show work in detail. If molecular mass of caproic acid is 116.2 amu, what is the molecular formula?