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A 15mL solution of potassium nitrate (KNO3) was diluted to 125.0mL, and 25.00mL of this solution were then diluted to 1.000 x 10^3 mL. The concentration of the final solution is .00383 M. Calculate the concentration of the original solution.
what is the molarity of the oh- ions in 0.040 m barium hydroxide baoh2? i know the answer is .08m. the barium hydroxide
Calcium reacts with fluorine gas to produce calcium fluoride. How many moles of Ca will react with 1.0 moles of F2
Strontium-90 is present in the fallout produced by nuclear weapons testing in the atmosphere. Sr-90 is potentially dangerous to humans and animals because it substitutes chemically for calcium in bones and has a half-life of almost 29 years.
Given that the specific heat capacities of Fe(S) and water are 0.450 J/g? and 4.184 J/g?, respectively, what is the final temperature of the system
Calculate the theoretical yield in grams of the precipitate formed. 3. If the actual yield of the experiment was 90.5 mg, what is the % yield of Ag3PO4
what fators are generally responsible for the variaion in the base strength of nitrogen
How much faster do ammonia (NH3) molecules effuse than carbon monoxide (CO) molecules? Enter the ratio of the rates of effusion.
Consider the weak acid, with a Ka = (4.40x10^-4). In the titration of 25.00 mL of a 0.01000 M solution of the acid with 25.00 mL of a 0.01000 M solution of NaOH
Write an ionic and net ionic equation for the following reaction between Fe3+ and NH3(aq)
explain methods of industrial preparation of
Calculate the flux of CO2 to the atmosphere (in kg/yr), given that its atmospheric concentration is 360 ppm and its atmospheric residence time is 4 years.
What is the boiling point of a 0.800 molal solution of sugar in water? Kb = 0.512C/m for water. Sugar does not dissociate in solution and pure water boils at 100C.
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