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The graph of moles sodium hydrogen carbonate versus moles sulfuric acid produced a linear graph with the equation y = 2x - 2E-17.
Calculate the mass sodium hydrogen carbonate required to react with 3.77 grams sulfuric acid. The molar mass sodium hydrogen carbonate is 84.01, and the molar mass sulfuric acid is 98.09.
Using the data on protonation of nucleotides and phosphoric acid species, explain why the double helix of DNA is disrupted when the pH of solution is lowered from 7.0 to 1.0.
What are some of the differences between water obtained from a river that flows past farmland and water obtained five miles
An average human DNA molecule has 5 X 10^8 binucleotides (rungs on the DNA ladder) of four different kinds. If each rung were a random choice of one of these four possibilities, what would the residual entropy associated with this typical DNA mole..
Design a synthesis for a 10-carbon molecule with a six-member right and 1-carbonyl and 1-hydroxyl starting with only CH4 and/or CH3CH2OH
Explain why some types of acidosis can be treated with intravenous bicarbonate ions.
Write the standard line notation for each cell below. Assume all concentrations are 1.0 M and all partial pressures are 1.0 atm. IO3-(aq) + Fe2+(aq) --> Fe3+(aq) + I2(aq)
State whether you would expect the entropy change, delta S, to be positive, negative, or approximately zero for each of the following reactions: (a) A + B --> C (b) A + B --> C + D (c) A --> B + C Please explain.
A 0.692 g sample of glucose, C6H12O6, is burned in a constant volume, bomb calorimeter. The temperature change is measured at 1.80 degrees C.
Manometers can use liquids other than mercury to measure small pressure differences. On a day when the barometric pressure is 764.3 torr, a water manometer, connected between the atmosphere and a glass bulb
A green leaf has surface area 2.20 cm^2. If solar radiation is 1190 W/(m^2) , how many photons strike the leaf every second? Assume three significant figures and an average wavelength of 504 nm for solar radiation.
The average water loss during a triathlon is 1.40 L in one hour. The average time to finish a triathlon is 12.6 hours. How much sweat is lost in m^3?
Butadiene can undergo the following reaction to form a dimer (two butadiene molecules hooked together). 2C4H8(g) > C8H12(g) The half-life for the reaction at a given temperature is 5.92*10^-2 sec
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