Prepare a buffer of ph
We want to prepare a buffer of pH 8.5643 by adding HCN and NaCN to 1.860 L of solution. What is the ratio of HCN to NaCN (both given in moles) necessary to obtain the desired pH? [Note: Ka(HCN) = 4.900x10-10]
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Sproles Inc. manufactures a variety of products. Variable costing net operating income was $90,500 last year and its inventory decreased by 3,500 units. Fixed manufacturing overhead cost was $6 per unit.
The company's minimum desired profit is 25 percent over total production and delivery cost. Compute the target cost for the new fireplace screen, and determine if the company should market it.
A manufacturing company prepays its insurance coverage for a three-year period. The premium for the three years is $2,700 and is paid at the beginning of the first year.
Blore Corporation reports that at an activity level of 7,300 units, its total variable cost is $511,803 and its total fixed cost is $76,650. What would be the total cost, both fixed and variable, at an activity level of 7,500 units?
Write a net ionic equation for the reaction between aqueous solutions of perchloric acid and rubidium hydroxide.
Assume that direct labor is a variable cost. Of the fixed manufacturing overhead, 30% is avoidable if the component were bought from the outside supplier.
Write a net ionic equation for the reaction between aqueous solutions of ammonia and hydrofluoric acid.
In the annual report, where would a financial statement reader find out if the company's financial statements give a fair depiction of its financial position and operating results?
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