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Wastewater discharged into a stream by a sugar refinery contains 4.15 g of sucrose (C12H22O11) per liter. A government-industry project is designed to test the feasibility of removing the sugar by reverse osmosis. What pressure must be applied to the apparatus at 20.°C to produce pure water?
the mass natural abundance of the isotopes h and d are 99.985 and 0.015 respectively. the mass natural abundance of
What are some of the characteristics that we want to observe. What might be your initial hypothesis. How would you set up an experiment to test your hypothesis
For H3PO3, Ka1 = 1.0x10- 2and Ka2 = 2.6x10-7. Calculate a value for the [H2PO3] in a 0.500 molar solution of H3PO3
Balance the following reaction showing both correct half-reactions and ALL your work below
A compressed air tank carried by scuba divers has a volume of 8.0L and a pressure of 140 atm at 200C. what is the volume of air in the tank in liters at STP
Calculate the pH of this buffer solution after the addition of 0.010 moles of solid sodium hydroxide to the buffer
Please use the information given regarding molybdic acid. Molybdic acid is diprotic acid with the formula, H2MoO4. The values of Ka1 and Ka2 are approximately 6.3 X 10^-5 and 6.3 X 10 ^-9. Calculate the approximate pH of a 0.750M H2MoO4 solution.
Calculate the mass in grams of iodine (I2) that will react completely with 29.1 g of aluminum (Al) to form aluminum iodide (AlI3).
The next generation "ultra supercritical" power plants may operate with steam pressures of up to 300 bar. However, material strength limitations prevent operation of high pressure equipment at temperatures above 600 C.
The vapor pressure of liquid Ni is 0.100 torr at 1606 degrees C and 1.00 torr at 1805 degrees C. The molar heat of fusion of Ni is 3.25 kcal/mol. Determine the vapor pressure of solid Ni at 1200 degrees C.
write the net ionic equation, excess concentrated sulfuric acid is added to solid calcium phosphate
calculate the molar solubility of lead chloride pbcl2 at 25degc in 0.100 m sodium chloride given that ksp for lead
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