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A sample of sulfuric acid contains 2.11 g of hydrogen, 32.21 g of sulfur, and 63.63 g of oxygen. How many grams of sulfur and grams of oxygen are present in a second sample of sulfuric acid, containing 7.03 g of hydrogen?
Calculate the mass of Cu(NO3)2·3H2O needed to prepare 50.0mL of a 0.50 M Cu(II) solution?
write the formula of the complex ion formed between a. the ligand cl- and the copper ii ion with a coordination number
In the procedure for bromination of (E)-stilbene which involves in situ generation of bromine, what is the solid that appears when the concentrated hydrogen bromide is added
How many molecules (not moles) of NH3 are produced from 2.73×10?4 of H2 ? Express your answer numerically as the number of molecules.
Compare and contrast the steps of fatty acid oxidation and synthesis. Explain what ketone bodies are and why they build up in diabetes. What's the metabolic outcome
Calculate Ka for propionic acid (HC3H5O2) if a 500 mL solution of propionic acid containing 9.250 g of the acid has a pH of 2.71
You may use expanded, condensed, or line structures, provided they are neat and legible. If you could not identify one of your components, then pick an appropriate component from the list of unknowns.
one of the precursors you need to verify a mechanism is benzaldehyde with the para-hydrogen isotopically labelled as
Draw the organic product(s) of the intramolecular aldol condensation reaction of 2,6-heptanedione.
A chemical reaction produces 1.77 moles of oxygen gas at 27 degrees Celsius and 0.933 atm. What volume in liters would this sample occupy
How many moles of benzoic acid did you use in this reaction. How many moles of methanol did you use. Why was this particular molar ratio of reactants chosen
You tested Lysol cleaner in the lab with the FeCl3 reagent. A definite color change was observed. What conclusion can you make about the Lysol
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