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One hectare is equal to 10,000m2. In the English system, land is often measured in acres (1 acre= 160 rod2). Use the exact conversions and those given (5.5 yards= 1 rod) (40 rods= 1 furlong) (8 furlongs = 1 mile) to calculate the following.
b. The area of a 5.5 acre plot in hectares, square meters, and square kilometers.
c. A lot with dimensions 120ft by 75 ft is to be sold for $6500. What is the price per acre? What is the price per hectare?
the mri magnetic resonance imaging body scanners used in hospitals operate with 400 rm mhz radiofrequency energy.how
If you wanted to prepare a solution of CO in water at 25 degrees celsius in which the CO concentration was 2.2 mM, what pressure of CO
A solution of 3-carbethoxycoumarin was refluxed in a solution of NaOH and water. What product(s) would you expect to form from the reaction
A 0.040 M solution of a monoprotic acid is 14 percent ionized. Calculate the ionization constant of the acid.
A 4.00 g sample of an aluminum-copperalloy reacts with excess hydrochloric acid. The 2.81 L of H2(g) produced is collected over water at a barometric pressure of 758.4 mmHg and 19°C. What is the mass percent of aluminum in the alloy
Explain how you might do this same titration if you did not have a pH meter. Why do you think that the sample titration curve of acetic acid titrated with NaOH would look different than a titration curve for the tirtration of phosphoric acid with ..
What total volume of a 2.25M sodium chloride aqueous solution contains 0.45 moles of sodium chloride ? *1.0 L *2.3 L * 0.20 L *0.020 L *0.045 L
Concentrated HNO3 has a density of 1.40 g/mL and is 65% by mass HNO3 (the rest of the mass is water). How many mL of this concentrated solution do you need to add to a 250 mL volumetric flask to create a 0.050 M HNO3 solution
What is the final pH if .2 mol HCL is added to .5L of a buffer solution formulated using .28 M NH3 and .22 M NH4CL?
naturally occurring gallium consists of two isotopes one of these isotopes is 71Ga with an isotopic mass of 70.9247050 amu and an abundanceof 39.892%. what is the mass number of the other isotope.
Calculate the pH of a solution prepared by mixing 0.0800 mol of chloroacetic acid plus 0.0400 mol of sodium chloroacetate in 1.04 L of water. (pKa of chloroacetic acid = 2.865.)
Although the mechanism of the acid catalyzed ring opening polymerization of sigma-decalactone is slightly different than the mechanism of Sn(Oct)2 catalyzed lactide polymerization, both reactions are of the same type. Identify the reaction type an..
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