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Calculate the mass of ferrous ammonium sulfate you would need to add to a 100.00 mL volumetric flask to make a solution that is 59 ppm in Fe. Then, stock solution A is prepared by dissolving 183.5 mg of ferrous ammonium sulfate in water and diluting to volume in a 500-mL volumetric flask. Calculate the concentration of iron, in ppm, in stock solution A. Stock solution B is prepared by diluting 11.00 mL of stock solution A to 100.00 mL. Calculate the concentration of iron, in ppm, in stock solution B.
a rigid container is filled with liquid acetone at 20 degrees C and 1 bar. through heat transfer at constant volume, a pressure of 100 bar is generated
your friend decides to decrease cooking time for spaghetti noodles by adding table salt to 2.0 l water. how much table
The reaction caused the temperature of the solution to rise from 22.06 C to 26.42 C. If the solution has the same density and specific heat as water, what is deltaH for this reaction (per mole of H2O produced)?
Considering Lewis structures, which of these compounds possesses a single unpaired electron?
The molar volume of a certain form of solid lead is 18cm3/mol. Assuming cubic closest packed structure, determine the following: The volume of a single cell.
calculate the pressure in atm exerted by 1.00 mole of acetylene at 125degc in a 20.0-liter container. the van der waals
Draw the MO diagram for S2 and indicate all atomic and molecular orbitals for both core and valence electrons.
Methane reacts with oxygen to form carbon dioxide and water as shown:. determine how much methane must have reacted If 72 grams of water is formed,?
Methanol burns in air according to the equation below. How many grams of methanol can be burned by 10 grams of oxygen?
What are the net ionic equations for the redox reactions
A 380. mL container holds 0.146 g of Ne and an unknown amount of Ar at 35°C and a total pressure of 630. mmHg. Calculate the moles of Ar present.
draw correlation diagram the HOMO of allyl anion and the LUMO of ethylene and comment on the symmetry match of the two.
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