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How many moles of hydrogen gas would be needed to react with excess carbon dioxide to produce 30.6 moles of water vapor? Express your answer with the appropriate units.
Synthesizing ethers via acid-catalyzed condensation reactions has limited usefulness. The conditions (sulfuric acid and heat) are also conducive to elimination products. Clarification of Organic Chemistry
how many grams of CrSO4 will be made from 41.0 grams each of Zn, K2Cr2O7, and H2SO4?
A radio station broadcasts at a frequency of 101.3 MHz. (1 mHz = 10^6Hz). What is the wavelength and energy of this radiation
how many grams of potassium permanagate are needed to discolor 1 gram of 2-pentene in basic solution.
The mass of the water in the inner bath is 1.40×103g . The temperature of the calorimeter and its contents rises 2.83K as a result of this reaction. Calculate the calorimeter constant.
assuming zinc is the limiting reagent, how much zinc (in grams) do i need to fill a 1.0 liter balloon with hydrogen gas at a temperature of 25 degrees celcius and a pressure of 780 mmHg
given that the density of elemental mercury is 13.534g/mL, how many atoms of mercury are contained in 1.500mL of element?
propane is burned in excess oxygen, 886 kj of heat is evolved. What is the delta Hrxn of this reaction?
What is the final concentration of (in M) 17.2 mL iron(III) chloride solution with an initial concentration of 0.245 M which is diluted with 16.7 mL of solvent? Assume the volumes are additive.
The molar solubility of MnCO3 is 4.2 x 10-6 M. What is Ksp for this compound?
What mass of water (in g) would need to evaporate from your skin in order to dissipate 0.8 x 10 5 J of heat from your body?
A 500.0 g iron bar at 212 degrees C is placed in 2.0L of water at 24.0 degrees C. What will be the change in temperature of the water?
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