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How many milliliters of 12.6 M HCl solution are needed to obtain 0.105 mol of HCl?
Determine what ventilation rate (minimum) in m3/hr will be essential to keep the carbon monoxide concentration in his garage from the dangerous level of 1600 ppmv? What is your answer in this case?
If an automobile is able to travel 224 mi on 10.0 gal of gasoline, what is the gas mileage in km/L
The atmospheric pressure in La Grande (683 atmospheric pressure) is significantly lower than that of Portland
Which of the following intermediates is believed to occur in the mechanism by which alkenes are hydrated in the presence of acid?
Step-wise solution to a numerical problem related to a flocculation-based water treatment plant having a flow of 25 MGD. The plant is to employ alum coagulation.
In the early days of the periodic table, the 1870s, both silicon and tin were known elements, but germanium was unknown. Using these trends and the densities of silicon and tin that you just obtained, estimate the density of germanium?
A calorimeter temperature increased by 0.45 0C after adding 30 joule OF ENERGY TO IT BY ELECTRICAL HEATING and the temperature increased by 7.3 0C when 0.10 grams of HCl is neutralize in the same calorimeter now determine the specific heat of neut..
A copper wire (density = 8.96 g/cm3) has a diameter of 0.18 mm. If a sample of this copper wire has a mass of 33 g, how long is the wire?
A voltaic cell is set up at 25º C with thefollowing half cells: Al3+ (0.0010 M) | Al and Ni2+(0.50 M) | Ni. Write an equation for the reaction that occurs when the cellgenerates an electric current and determinethe cell potential.
A 2.914-g sample gypsum, a hydrated salt of calcium sulfate, CaSO4, is heated at a temperature greater than 170 C in a crucible until a constant mass is reached.
In a second experiment, I(electric current) broke down a sample of H 2 O into 1.45 grams of hydrogen and 11.51 grams oxygen. Are these results reliable with the law of exact extent?
Converting Voltages, Convert the following voltages. Assume the silver-silver chloride and calomel reference electrodes are saturated with KCl, giving cell potentials of +0.197 V and +0.241, respectively.
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