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The solubility product constant of calcium sulfate,CaSO2 is 7.10*10^-5 . How many grams of calcium sulfate can dissolve in 53.5 of pure water
what volume of liquid benzene must be vaporized to give that average concentration in a room
A material is found to have a tenth-thickness of 2.3 cm for 1.25-MeV gamma rays. a) what is the linear attenuation coefficient for this material? b) What is the half thickness? c) what is the mean-free-path length for 1.25-MeV photons in this mate..
How many moles of ammonia are present originally? What is the theoretical yield of sodium bicarbonate in grams?
What is the percent by mass of NaHCO3 in a solution containing 50 g of NaHCO3 dissolved in 400 mL of H2O?
a main component of photochemical smog. Classify this reaction as a synthesis, decomposition, single-displacement, or double-displacement reaction.
Consider 25.0 g of water at 21.7°C that are mixed with 25.0 g of water at 43.3°C in a foam cup calorimeter. The equilibrium temperature reached was 30.4°C.
Calculate the change in pH when 7.00 mL of 0.100 M HCl(aq) is added to 100.0 mL of a buffer solution that is 0.100 M in NH3(aq) and 0.100 M in NH4Cl(aq). Using the original buffer solution,
What volume of O2 at 988 mm Hg and 33 degrees celcius is required to synthesize 19.5 moles of NO2.
What are the primary uses of the 3 products mentioned? 2.) What are the ACTIVE ingredients?
Calculte w and delta E for the vaporization of 1.00 mol water at 100 degrees celsius and 1.00 atm pressure.
which of the following will be more soluble in acidic solution than in pure water?
Suppose that 0.82 g of water condenses on a 80.0 g block of iron that is initially at 24 C.If the heat released during condensation goes only to warming the iron block
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