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a) Glucose is a carbonate that your body can burn for fuel. It is 40 percent C and 6.71 percent H by mass. The rest is O. What is the empirical formula of glucose
b) The molar mass of glucose os 180.0 g/mol. what is the molecular formula.
attach a copy of the graph of the average class data for mass of barium sulfate versus volume of barium chloride. what
The iridium is plated out from the solution onto a boron doped diamond electrode at constant potential. The initial mass of the electrode before plating was 7.4938 g
An x-ray diffract meter recorder chart for an element which has either an FCC or a BCC structure shown diffraction peaks at the subsequent 2 values: 31.305°, 36.266°, 52.228°, and 62.119°. The wavelength of the radiation used was 0.1541 nm.
The dissociation of solid silver chloride in water to produce silver ions and chloride ions has an equilibrium constant of 1.8 x10-18. Based on the magnitude of the equilibrium constant, is silver chloride very soluble in water? Explain your answe..
Why is the freezing point of water set at 32ºF? Why does the Fahrenheit scale start at 0º?
Calculate the pH during the titration of 10.00 mL of 0.400 M hypochlorous acid with 0.500 M NaOH. First what is the initial pH (before any NaOH is added). The Ka for HOCl is 3.0 x 10-8 M. 2.What is the pH after 2.40 mL of NaOH are added
When 2.0 g of NaOH are dissolved in 49.0 g of water , the temperature increased 10.5 C. What is the heat of dissolution of NaOH expressed in Joules per mole
Explain the chlorine produced was collected in a vessel. The pressure measured 0.971atm at a temperature of 78.2oC. Find out the volume of chlorine produced if the theoretical yield was obtained.
Explain when doing a recrystallization using a Buchner funnel, what happens to the impurities that are more soluble than your compound in the solvent used
A 23.0 ft tall cylindrical tank, which is closed at the top and bottom. The top of the tank is filled at a gauge pressure of 30.0 psig. The tank contains a crude oil with SG = 0.820 to a depth of 19.0 ft. If the atmospheric pressure is 1.02 atm, c..
For a general reaction order n, determine the rate equation, the variables to be plotted to obtain a graph with a linear slope equal to the rate constant k (or -k), and an expression for the ½ life
Presume a neutron is trapped in the n = 3 state of a 1-D box of length L. Explain what is the probability that the neutron will be found in the leftmost quarter of the box that is from x = 0 to x = L/4
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