Question regarding the sample of solute
A 3.12 g sample of solute is dissolved in 35.0 g of water. The freezing point of this solution is found to be -1.23°C. What is the molar mass of the solute? For water, Kf = 1.86 degkg/mol.
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What are the projected earnings per share and return on equity for 2012 and what would the earnings per share/roe for 2012 be given the second set of circumstances where net income is 14,000,000.
If 0.11 g of H2O2 decomposes in a 2.50 L flask at 25 degrees Celcius, what is the pressure of O2 and H2O?
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Bentels Co. desires a December 31 ending inventory of 2,870 units. Budgeted sales for December are 4,100 units. The November 30 inventory was 1,640 units. Budgeted purchases are?
Web Company uses a standard cost system in which manufacturing overhead is applied to units of product on the basis of standard machine-hours.
How would you allocate additional 5 million? are there other areas in which to spend the money not mentioned in the above case?is it ethical for the president to be directly compensated based on the company's performance each year?
How many moles of solid NaF would have to be added to 1.0 L of 1.90 M HF solution to achieve a buffer of pH = 3.35, assume there is no volume change. (Ka for HF = 7.2 x 10-4).
Determine the equilibrium concentration of carbon monoxide if 0.80 mol of H2 and 0.80 mol of CO2 are injected into a 5.0 liter flask and heated to 1650°C.
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