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Suppose that ammonia, applied to a field as a fertilizer, is washedinto a farm pond containing 3.0 × 106 L of water. If the pH of this pond is found to be9.81, what volume of liquid ammonia found its way into the pond?
Distilled water in equilibrium with air contais dissolved carbon dioxide at a concentration of 1.0 x 10^-5 M. Calculate the pH of such a solution.
Suppose your dorm room is 13 ft wide by 15 ft long by 8.5 ft high and has an air conditioner that exchanges air at a rate of 1200. L/min. How long would it take the air conditioner to exchange the air in you room once
When the following reaction is balanced in basic solution using the lowest possible whole number coefficients, the coefficient of H2O will be: H2O2(aq) + ClO2(aq) --> ClO2-(aq) + O2(g)
an ecell consists of a ag electrode in contact with 346 ml of 0.1 m silver nitrate solution and a mg electrode in
What mass of Fe will form when 63.0g of CO reacts with 145g of Fe2O3 according to the following equation? 3CO+Fe2O3->2Fe+3CO2.
2 K + Cl2 ---> 2 KCl How many grams of KCl is produced from 2.50 g of K and excess Cl2. From 1.00 g of Cl2 and excess K?
what's the molar solubility (mol/L) of Cr(OH)3 at pH=10.00 (not buffered)? Ksp for Cr(OH)3 is 3.0E-29
Calculate the masses of conjugate acid and base to prepare the buffer. Calculate the volume of strong acid or base needed to prepare the buffer.
a 0.831-g sample of so3 is placed in a 1.00-l container and heated to 1100 k. the decomposes to so2 and o2
calculate the pH and molar concentrations of H2A, HA- and A2- for each of the solutions below:a) 0.116 M solution of H2A
elemental exonium not a real element consists of two major isotopesabundance mass59 94 amu41 112 amuwhat is the atomic
How are crops genetically modified? What are the health consequences of athletic supplements? How do fuel cells work? How does aspirin cure headaches?
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