Determine the ph of a solution obtained by mixing
Determine the pH of a solution obtained by mixing the139mL of KOH with a pH of 12.66 and 293 mL of Ba(OH)2 with a pH of 11.79? Suppose that volumes are additive.
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Two objects contained the same total mass of carbon. The first object was found to emit 15.3 disintegrations of C-14 per minute and the second object was found to emit 10.2 disintegrations of C-14 per minute.
Determine how many moles of CO2 one tablet should yield if a typical antacid tablet contains 2.0 g of sodium hydrogen carbonate.
In determining the areas under the normal curve, if we wish to determine the area between A and B, and both A and B are greater than the mean (with A further away from the mean than B)
A mixture of 41 moles hydrogen and 30 moles butane is burned with the 3 %excess (theoretical) air. Fractional conversions of 0.9 of the hydrogen and 0.8 of the butane are achieved; of the butane that reacts 0.46 goes to produce CO2 and the ba
In determines the areas under the normal curve, if we wish to find out the area between A and B, and A is less than the mean while B is greater than the mean
What will be its temperature in degrees Celsius if the volume is reduced to 22.5L under 3.50 atm under pressure? A sample of gas occupies 30.0L at STP.
Determine the concentrations of Cd2+,Cd(CN)42- and CN-at the equilibrium when 0.50 g of cadmium(II) nitrate dissolves in the 500.0 mL of 0.50 M NaCN. The formation constant for the Cd(CN)42- complex ion is 7.1*1016.
Write down a balanced equation for its combustion to liquid water, carbon dioxide, and nitrogen. Urea, CO (NH2)2, is used as a fertilizer.
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