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Under a particular set of conditions a particular compound decomposes by a first order process. If, during an experiment under these conditions, 75.0% of the compound remains after 60.0 minutes, what is the half-life of the compound?
The highest possible oxidation state for halogens is +7 and the lowest possible is -1. Which of the following could not disproportionate?
The blood buffer system is made up of H2CO3 and HCO3. Describe with the use of equations how this system responds to added H3O and to added OH.
what ph must be maintained by a buffers solution so that no more than 0.010 of the mg2 present in 0.360 m mgcl2 aq
Fish produce glycerol to survive the freezing waters of the Arctic. Determine the degree to which the freezing point of blood and other biological fluids is lowered with the help of glycerol. What is the ideal concentration range of glycerol requi..
What is the hydronium ion concentration in an aqueous hydrochloric acid solution that has a pOH of 11.540 ?
completely neutralize 50.00 ml of a weak monoprotic acid, HA. when 32.64 ml of NaOH are added to another 50.00 ml of the acid, the pH reading was 4.80. Calculate Ka for the acid using the partial neutralization method.
Determine the heat of combustion of ethyl alcohol (C_2 H_6 O). How much ethyl alcohol must be burned to generate enough heat to warm exactly one liter of water from 60 degrees faranheit to 180 degrees faranheit
Combustion analysis of naphthalene, a hydrocarbon used in mothballs, produced 8.80 g CO2 and 1.44 g H2O. Calculate the empirical formula for naphthalene?
Use Charles's law to calculate the volume the gas will occupy if the temperature is increased to 170.5^circ C while the pressure is held constant.
Calculate the heat of combustion of napathalien on a molar basis. Find the molar heat of comb.: q/1 mol. of napthalien
Given two liters of .407 M KCl how many milliliters of this solution you should use to prepare 250.0 ml of .175M KCl
Draw electron-dot structures for the following molecules which contain atoms from the third row or lower: (a) SbCl3 (b) KrF2 (c) ClO2 (d) PF5 (e) H3PO4 (f) SeOCl2
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