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An iron nail weighing 5.10 g is allowed to react with oxygen, according to the reaction below.4Fe + 3O2 → 2Fe2O3A layer of iron(III) oxide forms on the nail, increasing the nail's mass. How much oxygen has reacted with the iron if the mass of the nail has increased to 5.89 g?
Starting with aziridine, and using 1) PhCH2Br; 2) Na2CO3; 3) PhCH2Br as reagents, what are the mechanisms and intermediates leading to a final product
A 1.30 g sample of dry ice is added to a 745 mL flask containing nitrogen gas at a temperature of 25.0 degrees Celcius and a pressure of 715 mmHg.
Explain Pressure of dry butane gas, Chemistry lab write up and I have to determine the pressure of the dry butane gas.
An acre of corn can produce about 375 gallons of ethanol, using only the kernel of the corn for conversion to ethanol. Assume the energy input to produce an acre of corn is 15000000 kJ.
Explain why a mercury-in-glass thermometer with a uniform-bore capillary that is correct at 0 celsius and 100 celsius read 49.9 celsius when the temperature is actually 50 celsius.
Determine the structure of one active component and identify three functional groups on each molecule. Based on the functional groups present in the drug molecules, predict the physical properties of the molecule the drug would interact
The equilibrium constant is 100. Calculate the concentrations of O2 present at equilibrium
What is the formula of the zinc sulfate hydrate? name this compound
What will be the freezing point and boiling point of this aqueous solution if given that Kb(H 2 O) = 0.51 oC/m and Kf = 1.86o C/m.
This product contains no chemicals." What does this really mean and how do you feel about "natural" vs "synthetic" products?
How many grams of H2O can be cooled from 45 degrees C to 15 degrees C by the evaporation of 63 grams of water.
An unknown salt is either NaF, NaCl or NaOCl.When 0.050 mol of the salt is dissolved in water for form 0.500 L of solution, the pH of the solution is 8.08. What is the identity of the salt?
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