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A lake contains high concentrations of dissolved Mn^2+ and Fe^2+. a. What can you say about the concentration of dissolved nitrate? b. What can you conclude about the concentration of dissolved oxygen? c. What can you say about the form of any sulfur in the lake?
Nitrogen trichloride, an unstable liquid, is placed in a 3.00 L container at 29ºC. The initial pressure in the flask is 1.00 atm due to the presence of air.
A laser pulse with wavelength 555nm contains 4.40mJ of energy. How many photons are in the laser pulse.
100g of water (specific heat=4.184 J/g*C) and 100g of a metal sample (specific heat=0.397 J/g*C) are heated from 25 degrees celcius to 75 degrees celcius. Which substance required more thermal energy to reach 75 degrees celcius?
Calculate the number of milliliters of stomach acid neutralized by 1 tablespoon of milk of magnesia (1 tablespoon = 3 teaspoons).
Calculate the sample of concentration. Is this an appropriate concentration for 1H NMR, 13C NMR or both?
Which type of bonding does Sr form upon solidification. metalic, molecular, ionic, covalent compund
Explain how this model can be used to reduce the number of dangling bonds from 49 (unreconstructed) to 19 (constructed). B. Explain the origin of the name dimer adatom stacking fault.
How many different aldols (b-hydroxyaldehydes), including constitutional isomers and stereoisomers, are formed upon treatment of butanal with base?
Determine the room temperature heat capacities at constant pressure for the following materials: aluminum, silver, tungston and 70Cu-30Zn brass
What would the molar concentration of the tree sap have to be to achieve this pressure on a day when the temperature is 28?
Atrazine is an herbicide widely used for corn and is a common groundwater pollutant in the corn-producing regions of the United States. The log Kow for atrazine is 2.65.
What is the specific heat for the metal? Express your answer with the appropriate units. B) The molar heat capacity of silver is 25.35 J/mol
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