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Use the ideal gas equation of state to estimate the molar volume in m3/mol and the density of ari in kg/m3 at 40 C and a gauge pressure of 3.0 atm.
Adding a concentrated solution of NH4OH(aq) caused the precipitation of Cr+2 and Fe+3 as insoluble hydroxides. The Cu+2 remained in solution and forms the complex ion Cu(NH3)4+2. Which balanced molecular equations represent each of these reactions
What mass of CO2 and H20 would be produced during the combustion analysis of 0.1674 g of the cobalamin?
How many grams of water at 0 degrees C could be frozen to ice at 0 degrees C by the evaporation of 58.82 mol NH3?
a solid block of exactly 100.0 cm3 has a mass of 153.6g. Determine its density. will the block sink or float in water
Determine how many grams will remain in 150 Years If we have 150.000 g of 137Ce now,?
if water is added to magnesium nitride, ammonia gas is produced when the mixture is heated. if 10.3 g of magnesium nitride is treated with water, what volume of ammonia gas would be collected at 20 celcius and .989 atm
Which of the following combinations of terms best describes teh plymerization of a diisocyanate and a diol to form a polyurethane? A) step growth condensation B) chain growth condensation
Calculate the de Broglie wavelength for each of the following.
In a titration of 25.80 mLs of 0.256 M HCOOH (formic acid, Ka = 1.8x10-4) with 0.286 M KOH, how many mLs of titrant will be required to reach the equivalence point?
where the temperature and pressure are 4oC and 3.0 atm, to the water's surface, where the temperature is 25oC and pressure is 0.95 atm. Calculate the final volume of the bubble if its initial volume was 2.1 mL
Consider: C7H16 (l) + 11 O2 (g) → 7 CO2 (g) + 8 H2O (l) ΔH°reaction=- 4130 kJ. How much energy is released when 4.000 moles of C7H16, is combusted?
Use the following data, as appropriate to estimate the molarity ofa saturated aqueous solution of Sr(IO3)2.
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