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Methane and hydrogen sulfide form when 36g H2 reacts wih carbon disulfide, calculate the percent yield if the actual yield of CH4 is 69.8g?
What is the change in air temperature(, assuming the heat from the steam is all absorbed by air)
A certain pesticide is fatal to fish fingerlings at a level of 0.5 parts per million in water. A leaking metal can containing 10.0 kg of the pesticide was dumped into a stream with a flow of 10.0 Liters per second moving at 0.7 km/hr.
Recommend an explanation why the cyclic intermediate might have two important groups in a trans relationship that could factor the E-alkene.
Discuss how plastics are used in everyday life and cutting edge technology and what the pitfalls are of plastics.
Determine how many moles each of Na+ and Cl- are in 0.700 L of the saline solution (A physiological saline solution contains 167 mEq/L each of Na+ and Cl-.)?
Determine what would you use to prepare 10 ml of 0.2M CaCl 2 from the 20M stock solution and find out which solution is with pH > 7, but is not an Arrhenius base in the strict sense?
Water supply in a city is fluoridated by adding NaF. The preferred concentration of F- is 1.6ppm.calculate the amount of Naf in milligrams should be added per gallon (treated water) if the water supply is 0.2 ppm in F-?
CHEM 354 Extended Problems, The variation of EMF for the cell below with temperature is shown in the graph below.
Tenzic acid is a H2Tenz is a diprotic acid with ionization constants Ka1 = 4.1 x 10-4, Ka2 = 1.5 x 10-9. Calculate a value for the [Tenz2-] in a 0.500 molar solution of H2Tenz.
Write the electron configuration of selenium. List the following compounds in order of increasing lattice energy: NaCl, NaBr, MgO, CaO.
Calculate molarity?if one mole of sodium hydroxide was dissolved estimate the number of calories that would be produced. (ΔHsolnNaOH)
The average radius of a molecule of lysozyme, an enzyme in tears is 1430pm,what is the radius in nanometers.
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