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A 633 milliliter NaCl solution is diluted to a volume of 1.34 L and a concentration of 8.00M. What was the initial concentration C1?
An aqueous antifreeze solution is 35.0% ethylene glycol (C2H6O2) by mass.
If only COF2 is present initially at a concentration of 2.00 M , what concentration of COF2 remains at equilibrium? Express the molar expression numerically
the combustion of a fuel is found to raise the temperature of 500cm^3 of water by 20degrees celecius. how much energy is released by the fuel?
What are the alkene products of 2-bromo-3-phenylbutane treated with sodium methoxide
For an electron in a hydrogen atom, compute the most likely radius (in Angstroms) of the electron in each of the following states:
A gas occupies a volume of 140 mL at 35 celcius and 97 kpa. What is the volume of the gas at conditions of STP?
This is mixed in with water, but I can't find anything in my book showing examples of this. The following is what I need help with:
A round bottom flask containing 30g of water at 25 C is attached to a vaccum line. The pressure in the flask is reduced until water in the flask begins to boil. Under these circumstances determine if G, H, S sys, S total are positive, negative or ..
what happend of the particles of the substance in the cup (i) when it is a liquid; (ii) as it begins to evaporate; (iii) when the last bit of liquid has just evaporated.
Calcium phosphide reacts with water according to the equation. Using 84.0g of Ca ?P? and 36.0g of H?O, What volume of PH? will be produced at 273 K and a pressure of 1520 torr
If in a decompositionreaction, one sample of magnesium fluoride produced 1.66kg of magnesium and 2.58kg of fluorine. A second sample produced 1.27kg of magnesium.How much fluorine (in grams) did the second sample produce
hot methanol and then stored the recrystallization solution until the next lab period. What possible effect on your results due to this experimental error could take place?
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