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Calculate the amount of water per gram of compound required to steam distill nitrobenzene (MW 123.11), which has an azeotrope temperature of 99 oC.
A standard hydrogen electrode is immersed in an acetic acid solution. This electrode is connected by an external circuit to an iron nail dipping into 0.10 M FeCl2. If Ecell is found to be 0.24 V, what is the pH of the acetic acid solution
Calculate the 'size' of a hydrogen atom in its ground state according to this definition. Go on to explore how the 'size' varies as the definition is changed to other precentages, and plot your conclusion.
calculate the concentration of Hg2 +2 in a saturated aqueous solution of (Hg2)3[Co(CN)6]2 which dissociates into mercurous ion and Co(CN)6 -3 (cobalticyanide).
Draw the skeletal structure of cyanohydrin that is formed when 2-butanone reacts with the cyanide ion in the presence of HCN.
Draw the base pairing between 8-oxoguanine and cytosine and 8-oxoguanine and adenine. Use single bonds to represent hydrogen bonds.
Polly Esther determined the Ca2+ ion content of a 100 mL sample of calcium fortified orange juice. After adding 2.0 M HCl solution to the sample, she filtered the juice to remove the pulp and other particulate matter
Draw all the alkenyl side products that could be formed by dehydration of 2-methyl-2-butanol by e1 mechanism. Propose mechanism for formation of the alkene side products
Calcium cyanamide, CaCN2, reacts with water to form calcium carbonate and ammonia; CaCN2(s)+3H2O(l)-->CaCO3(s)+2NH3(g). a) How many grams of water are needed to react with 75.0 g of CaCN2
what is the role of nh4cl in reduction of camphor with
What are the similarities between enzyme catalyzed DNA synthesis and solid phase DNA synthesis
Balance the following redox reactions. Break your answer down into individual steps not just the final balanced numbers. a) P4(s) + NO3^- ==>> H2PO4^- +NO(g) (acidic solution)
Which of the following reduces the solubility of calcium fluoride?
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