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A reaction occurs at a rate of 2.25 *10-2 moles per liter per second at 332 K. Estimate the increase in the rate of a reaction when the temperature increases to 332 K. Express the rate in moles per liter per second.
A gaseous mixture of O2 and N2 contains 36.8 nitrogen by mass. What is the partial pressure of oxygen in the mixture if the total pressure is 545 mmHg ?
Assume a density of 1.08g/mL for the solution. A)Find molarity of solution B)Find molality of solution C)Calculate mass percent of solution
Considering the Heisenberg's uncertainty principle, compute the uncertainty in the position of: a 1.50-mg mosquito moving at a speed of 1.40 m/s (if the speed is known to within a + or - 0.01 m/s)
What is the molar mass of a gas if 0.358 g of the gas occupies a volume of 186 mL at 5.00C and 1.10 atm.
When making a plot with the Claussius Clapeyron equation, the enthalpy of vaporization can be calculated from the slope of the line of lnP vs 1/T.
A compound is found to have a molar mass of 598 g/mol. If 35.8 mg of the compound is dissolved in enough water to make 175 mL of solution at 25°C, what is the osmotic pressure of the resulting solution?
In a gas mixture the partial pressures are nitrogen 425 torr, oxigen 115 torr, and hellium 225 torr. What is the total pressure (atm) exerted by the gas mixture?
What mass in grams of tryptophan is in 0.25 quart of milk, assuming tryptophan accounts for 2.0% of milk by mass and that the density of milk is 1.04 kg/L.
A compound has the empirical formula CH2O. When 0.0866g is dissolved in 1.000g of ether, the solution's boiling point is 36.5 degrees C. Determine the molecular formula of this substance.
Important information about Imidazole. The imidazole ring system has a great deal of aromatic character. Can you formulate two resonance structures that account for the characteristics?
Important information about Chair Conformation, Circle the least stable conformation as well.
When a mole of C2H4 is combusted it reacts with 3 moles of O2 to produce CO2 and H2O. How many moles of CO2 and how many moles of H2O are produced?
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