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Calculate the mass of nitrogen dissolved at room temperature in an 76.0L home aquarium. Assume a total pressure of 1.0atm and a mole fraction for nitrogen of 0.78.
What is the morality of an unknown sulfuric acid solution if it takes 23.35 mL of a 0.3335 M lithium hydroxide solution to neutralize it?
What would be the volume of product gases (CO2 and H2O) at STP from 0.50 mole cyclohexanone (in presence of excess oxygen)
The mass of the final solution is 73.0 grams, and its heat capacity is 3.85 J/g°C; the heat capacity of the calorimeter is 5.0 J/°C. Calculate the ?Hreaction in kJ/mol metal.
During the purification and recrystallization of a solid why can't you just remove the solvent by evaporation after filtering and decolorizing
Calculate the concentration of ions in the following saturated solutions. (a) [I -] in AgI solution with [Ag+] = 9.6 multiplied by 10-9 M
what would the product of the reaction between 1,3-dimethoxybenzene and tert-butanol in the presence
The product is collected over water at 25.0 . How much time is required to produce 146.0 of the products at a barometric pressure of 753.7. The vapor pressure of water at this temperature is 23.8.
A helium nucleus has two protons and two neutrons. How many electrons would it take to equal the mass
How many mL of oxygen gas, measured at 757.2 mm HG (uncorrected) and 22.8 C by the displacement of water, would you expect to obtain from the complete decomposition
If the partial pressure of helium is the same as the partial pressure of oxygen, what do you know about the number of helium atoms compared to the number of oxygen molecules? explain.
15.0 grams of an unknown sugar was dissolved in water and the final volume of the solution was brought up to 1.00 L. The osmotic pressure of this solution was determined to be 2.44 atm at 25°C. Which of the sugars below was most likely the unknown..
If 6.46 L of gaseous ethanol reacts with 16.1 L O2, what is the maximum volume of gaseous carbon dioxde produced.
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