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Problem- Consider the combustion of methane to form carbon dioxide and water. What is the oxidation state change for carbon in this reaction?
From +4 to -2
From -2 to +4
From -4 to +4
From 0 to +4
Explain the each and every step in detail for help
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A chemist must dilute 37.4 mL of 8.08 μM aqueous mercury(I) chloride (Hg2Cl2) solution until the concentration falls to 2.00 μM. He'll do this by adding distilled water to the solution until it reaches a certain final vo ...
What could a source of error be during a titration lab that is not a humans fault?
Suppose 100.0 mL of an aqueous solution containing an unknown monoprotic acid (called HA) is titrated with 0.150 M KOH. The titration requires 47.82 mL of the potassium hydroxide to reach the equivalence point. What is t ...
The threshold wavelength for the photoelectric effect for silver is 262nm. What is the work function for silver and what is the maximum KE of an emitted electron if the incident light has a wavelength of 212nm?
Suppose that a student is determining the total base content of an antacid tablet by performing a back titration. He/she weighs out a .3012g portion of a tablet whose total weight is 1.5312g, dissolves this in exactly 40 ...
Match the reaction provided on the left with the correct reaction classification/type on the right [NOTE the reaction equations are not balanced] . Reaction classification/types can be used more than once or not at al ...
1. Potassium hydrogen phthalate is a solid, monoprotic acid frequently used in the laboratory as a primary standard. It has the unwieldy formula of KHC 8 H 4 O 4 . This is often written in shorthand notation as KHP. If ...
Do you notice any trends or can you make any generalizations about where certain types of liquids fall on the pH scale?
Explain why the mass of the crucible and anhydrous salt is less than the mass of the crucible and the hydrate. What is the chemical formula of copper (II) sulfate?
How do the colors seen by the naked eye compare to the emission spectra emitted by the flame
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