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Ascorbic Acid (Vitamin C) contains C, H, and O. In one combustion analysis, 5.24 g of ascorbic acid yields 7.86 g CO2 and 2.14 g H2O. Compute the empirical formula as well as molecular formula of ascorbic acid given that its molar mass is about 176 g/mol. Add subscripts to complete the formulas.
Determine the fraction of butane in the anti and gauche conformers at equilibrium.
When a 110 gram peice of metal at 80 degrees celcius is placed in 220 grams of water at 0 degrss celcicius the metal is cooled and the water is warmed and both come to a final temprature of 20 degrees celcius. What is the specific heat of the meta..
how do you calculate the effective temperature of jupiter if the sun is its only source of heat given that jupiter is
mass mol atoms moles mol mass moles atoms g mol atoms moles how many atoms are in 1 g of what is the mass of 1 the
a student in lab has 3.00 g of pure n2 in 0.541 g pure h2. the reaction happens following this equation n2g 3h2g rarr
If 42.0 g of CO and 27.0 g of H2O are placed in a 5.0 L flask with 132 g of CO2 and 6.0 g of H2 and allowed to reach quilibrium, what will the concentration of CO be when the system finally reaches equilibrium?
What is the general rate law expression for this process? c. Calculate the half-life for elimination of the poison from the body. d. Calculate the total time that the deliberate Vitamin K1 treatment is required to reach a safe level, 10 micrograms..
Briefly comment on the effect of solution concentration on cell potential. Note that E knot is measured using 1M solutions,
Acetic acid is a monoprotic acid and thus the reaction stoichiometry is 1:1. that is one mole of sodium hydroxide will neutralize one mole of acetic acid.
A 250.0ml sample of air at 100.0 K is warmed to 200.0 K at constant pressure. What is the volume of the air sample at the new temperature.
The net energy EN is just the sum of the two expressions above. Determine (a) the minimum bonding energy, E0, and (b) the equilibrium interionic distance, r0.
Zinc carbonate hydroxide contains 59.55% zinc by mass. Calculate the molecular weight (molar mass) of zinc carbonate hydroxide. (There are 5 atoms of zinc in every unit of zinc carbonate hydroxide.)
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