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One reaction that makes hydrogen gas can be represented by the unbalanced chemical equation Mg(s)+ HCl(aq) = MgCl2(aq) + H2(g). Explain what mass of HCl is consumed by the reaction of 2.2mol of magnesium?
Penicillin is an important antibiotic isolated from a type of mold. If you have 0.0588 g Penicillin, C14H20N2SO4MW = 31239 g/mol , answer the following questions. What is the number of moles of nitrogen that are present
if the initial concentration of ab is 0.230 m and the reaction mixture initially contains no products what are the
A 100.0 mL sample of cold water at 21.3 C was added to a 75.0 mL sample of hot water at 55.1 C. Calculate the temperature of the warm water mixture.
What volume of O2 at 988 mm Hg and 33 degrees celcius is required to synthesize 19.5 moles of NO2.
The wave function of an electron in a linear accelerator is given by ?(x)=(cosX)eikx+(sinX)eikx where X is a paramater. What for (linear combination) would the wavefunction
In photosynthesis, plants use energy from the sun in combination with carbon dioxide and water to form glucose (C6H12O6) and oxygen. If 4.50 moles of water react with carbon dioxide, what mass of glucose is produced?
What is the net redox reaction that occurs when Ag comes into contact with acidic K2Cr2O7? Which metal is the most reactive?
Describe and explain four ways in which and industrial chemist could increase the yield of nitrous oxide.
gold forms a substitutional solid solution with silver. compute the weight percent of gold that must be added to silver
In the following amino acid sequences, what amino acids will interact if the peptide forms an alpha-helix? Do you expect this structure to be stable? Why or why not?
A brand new amino acid was recently discovered "calline" it is 3 ionizable groups with pka values of 2.3, 4.7
tim and a friend left a campsite on a trip down a river in a canoe maintaining a constant speed of 4 miles per hour.
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