If 20 ml of 01 m hcl is required to titrate 50 ml of a
if 20 ml of .01 m hcl is required to titrate 50 ml of a saturated ba(oh)2 sol how many moles of hydroxide ion were present in the barium solution
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what is the ph of a buffer solution prepared from equal volumes of .25 m sol of a weak acid and .025 m sol of the salt of that weak acid. the acid has a pka of 4.82
A cable company has a monopoly over the cable services industry in Rhode Island. The market demand curve for cable is P = 1000 - Q, where Q, the firms output, is here the number of hundreds of households with cable.
How many grams of nickle would be electroplated by passing a constant current of 7.2(A) through a solution of NiSO4 for 90.0 min
In the Bohr model of the hydrogen atom, an electron in the 3rd excited state moves at a speed of 2.43 105 m/s, What is the effective current associated with this orbiting electron
Consider a N firm homogenous good oligopoly with constant marginal cost, which is the same for all firms. Assume that the N firms form a collusive agreement to produce monopoly output levels as long as no cheating is observed.
The article states that between 285 and 1,437 people in the United States could die if everyone were vaccinated against smallpox. The population in the United State is about 300 million people.
An electron with a speed of 7.98 × 108 cm/s in the positive direction of an x axis enters an electric field of magnitude 2.25 × 103 N/C, how much time will have elapsed
Consider an electrochemical cell constructed from the following half cells, linked by a KCl salt bridge. • a Fe electrode in 1.0 M FeCl2 solution
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