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In the chemical process called electron transfer, an electron is transferred from one atom or molecule to another. A simple electron transfer reaction is
A(g) + A(g) → A+(g) + A-(g)
In terms of the ionization energy and electron affinity of atom A, what is the energy change for this reaction? For a representative nonmetal such as chlorine, is this process exothermic? For a representative metal such as sodium, is this process exothermic?
What is the pH of 50 mL of .122M sodium glycinate titrated with .100M HCL at second equivalence point
Draw a tetra-peptide that FPHD at pH 2.0. Clearly indicate with a circle what groups would be charged if the pH was changed to 12.0. Draw a box around the peptide bonds
Write a mechanism for the formation of N-(2, 4-dinitrophenyl) aniline via nucleophilic aromatic substitution. Show all resonance forms that stabilize the intermediate in this reaction.
Doubling the distance between an individual and the source of radiation reduces the radiation exposure to one-fourth the original value.
a balloon of co2 g has a volume of 17.1 litres and contains 8.3 moles of co2. some carbon dioxide escapes due to a leak
Lake Lianna is fed by two rivers, the Matthew and the Andrew. You have made careful water chemistry measurements throughout the year and found that the two rivers have the following pH and alkalinity
Does replacing copper nitrate solution with copper chloride solution effect anything? if so, what and why?
A hypothetical element consists of two isotopes of masses 86.95 amu and 88.95 amu with abundances of 35.5% and 64.5%, respectively. What is the average atomic mass of this element?
Question- A 2.69g sample of a substance suspected of being pure gold is warmed to 72.6C and submerged into 15.4g of water initially at 24.1C. The final temperature of the mixture is 26.6C.
If 84 g of CO reacts to produce 63 g of CH3OH, What is the percent yield of CH3OH?Answer in units of % ?
The temperature of an oxyacetylene torch flame can reach as high as 3137 degrees C what is the temerature in degrees F
You used 32 grams of Lime away solution in a titration. The titration required 18.06 ml of a KOH solution which had a molarity of 11.4 m KOH. What is the percent of HC1 in the lime away
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