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There is a method/experiment called the "vapor density method." Beginning with the ideal gas equation, show how the density of a vapor may be determined by this method.
photosynthesis in plants generate sugars such as glucose (C6H12O6) and oxygen from carbon dioxide and water. how many kilograms of oxygen are produced from photosynthesis of 330 kg of carbon dioxide
Equilibrium system given: Fe3+(aq) + SCN- (aq) FeSCN2+(aq) 1. Equilibrium system Net ionic equation 2. Equilibrium system + 1M Fe(NO3)3 Net ionic equation What stress caused the equilibrium to shift and in which direction it shift
If 145 mL of 1.10 M KCl are diluted to 515 mL, what is the molarity of the final solution?
The Delta G for the freezing of H2O(l) at -10 Celsius is -210 J/mol and the heat of fusion of ice at this temperature is 5610J/mol
determine the molarity of a solution prepared by dissolving 45.0g of CH3OH in sufficient water to make 725mL.
1.40 m solution of 75.0 mlnbsp is diluted to a total volume 278 ml. a 139-ml portion of that solution is diluted by
An enzyme-catalyzed reaction produces a product that has a maximum absorbance at 412 nm. The extinction coefficient is 4000 M-1 cm-1. A 10/1 dilution of the enzyme is made and 20 mL of the dilution are put into a cuvette with 80 mL of water and 1...
when 50.0 gram of metal at 75.0 C is added to 100 grams of water at 15.0 C the temperature of the water rises to 18.3 C. Assume that no heat is lost to the surroundings. What is the specific heat of this metal
Write a balanced net ionic equation for the reactions, if any, that occur between (a) FeS(s) and HBr(aq); (b) K2CO3(aq) and CuCl2(aq); (c) Fe(NO3)2(aq) and HCl(aq)
The heat of formation of MnO is -385 kj/mol and that of Al2O3 is -1670 kj/mol. What is the heat of the reaction in kj
sodium borohydride reacts very slowly with ethanol to evolve a gas. write a balanaced equation for this
A solid Silver Group (Anion) unknowon that contains only sodium ion as a catio is acidified and divided into tow portions, to both of which 6 M HC2H3O2
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