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What is the molar concentration of a H3PO3 solution if 150.00 mL of the solution was required to neutralize 75.00 mL of NaOH whose concentration was 1.50 molar?
Butane has a heat of vaporization of 22.44 kj/mol and a normal boiling point of -0.4 C. A 250 ml sealed flask contains 0.6 g of butane at - 22C. How much butane is present as a liquid
Show how you would synthesize ethyl 2-benzyl-3-phenylpropenoate from benzaldehyde, ethyl acetate and benzyl bromide
Calculate the voltage difference between two points of corroding iron differing only in their partial pressure of oxygen: 0.20atm of oxygen at one point and 0.0010atm of oxygen at the other
The sulfur dioxide stack gas concentration from fossil fuel combustion is 2ppm(v). Determine the stack-gas concentration in units of micro grams/m^3 assume 0 degrees Celsius and1atm.
The liberated NH3(g) is absorbed by adding 50.00 mL of H2SO4(aq), which is more than enough. The excess acid requires 19.90 mL of 0.5510 M NaOH for its complete neutralization. What is the percentage of protein in the meat?
a lake in central texas contains 5.0 billiion liters of water. the pH is normally 6.4, but it is tested at 5.6. how much CaCO3 should be added to bring the pH to a more reasonable 6.0?
If you fill the larger tank with oxygen to a pressure of 105 atm, to what pressure should you fill the acetylene tank to ensure that you run out of each gas at the same time? Assume ideal behavior for all gases.
If each mole of gas occupies 59 L under the conditions of the explosion, how many liters of gas are produced. Express your answer using two significant figures. How many grams OF N2are produced in the detonation
Calculate the of the solution that results from each of the following mixtures: Part A - 55.0 mL of 0.15 M HCHO2 with 70.0 mL of 0.13 M NaCHO2
dissolving 16.45 g potassium chloride in 86.77 g water. What is the concentration in weight percent for this saline solution?
An inexpensive hygrometer often used by cello players in Minnesota is based upon the color changes of cobalt(II)chloride as the relative humidity of the atmosphere changes.
If one reacts bromine in water with a double bond a vicinal halohydrin is formed. Provide an explanation for this result and show a mechanism for the reaction of cyclohexene with bromine in water.
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