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What is the solubility of MnS, in grams per liter, in a buffer solution that is 0.115 M HC2H3O2 - 0.495 M NaC2H3O2? For MnS, K_{spa}=3*10^7.
A sweet beverage drink contains sugar labeled as having 95 Calories (95kcal) of energy. how many kilojoules are there in 95.0 Calories?
Which monatomic ion has a charge of 1+ and the electron configuration [Kr]4d105s2? Write the element symbol and charge.
Determine whether or not each set of quantum numbers shown could correctly describe an electron in an atom. (Use the drop down menus to choose "POSSIBLE" or "IMPOSSIBLE" for each statement.
a 6.0-g sample of [Ni(H2O)6]Cl2 is dissolved in aqueous solution. If an excess of ethylenediamine (en) is added to the solution, solid [Ni(en)3]Cl2*2H2O forms. What is the theoretical yield of product from the reaction?
Nitric acid is a component of acid rain that forms when gaseous nitrogen dioxide pollutant reacts with gaseous oxygen and liquid water to form aqueous nitric acid.
If 37.0 grams of hydrogen sulfide gas (H2S; MM = 34.08 g/mol) react with 37.1 grams of oxygen gas (O2, MM = 32.00 g/mol), what is the mass of sulfur dioxide (SO2, MM = 64.06 g/mol) gas produced?
The temperature risese to 19.1 degrees celsius. Neglecting the heat capacity of the container, what is the specific heat of metal? The specific heat of H2O (l) is 4.18 J/(g*C)
Explain both alkene and carbocation stability as it relates to hyperconjugation. - Explain how hybridization relates to alkene stability.
How many kilojoules are needed to raise the temperature of 125 g of copper from 22 deg C to 325 deg C? My book shows copper at 0.385 j/g. Here is what I have done so far but I am not sure? 125 g x 303 deg C x 0.385 j = 14600. j 14600/1000 = Conver..
To a solution that is known to contain come of the soluble ions from group 1 and no other cations or inteferring substances, 12 drops of 6M hydrochloric acid is added and no precipoiate forms.To clear solution is evaporated to half its volume and ..
Calculate E for the cell. Assume all the H+ ions come from the first dissociation of H2SO4, which is complete.
A solution may contain any of the Group III cations. Treatment of the solutio with CIO- in alkaline medium yields a yellow solution and a colored precipitate.
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