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Iron (III) oxide is formed when iron combines with oxygen in the air. How many grams of Fe2O3 are formed when 16.7g of Fe reacts completely with oxygen?
Identify each half reaction as oxidation or reduction; mark which reaction occurs in anode and which in cathode. Write the chemical equation describing the spontaneous cell reaction (The overall reaction)
The Substrate, 1-chlorobutane, was not totally consumed in the reaction. As a result, a GC peak for that species appears in the chromatogram.
How many milliliters of 0.100 M NaOH solution are required to neutralize a solution containing 3.92 g H2SO4
An empty volumetric flask, weighing 60.42 grams, weighed 309.60 grams when filled with water. After emptying the water and drying the flask
sodium flouride naf is a basic salt. write the chemical equation that describes how the salt breaks up into its ions.
hexokinase is an enzyme that catalyzes the phosphorylation of sugars. given the values below discuss the interaction of
how can we calculate the weight of CaCO3 per 10^6 ml unknown sample.the weight of CaCO3 per 25 ml of unknown sample is 5.71*10^-3
A peptide with the amino acid sequence C-P=T-Y-R-L-D-Q (MW = 995.12 g/mol) is dissolved in this solution at a concentration of 5 micromol.
The precipitate was filtered, dried, and weighed. A total of 2.10 g calcium fluoride was collected. What was the percentage of CsF in the original sample?
Which of the following statements is/are correct. a) Water is an example of non-polar solvent. b) Any solution always conatins an electrolyte c) NONE d) A solute is always molecules dissolved in water and cannot be ions.
A solution made by adding solid sodium hypochlorite (NaClO) to enough water to make 2.00 L of solution has a pH of 10.50. Calculate the number of moles of NaClO that was added.
where b and R are constants. If the pressure and temperature are such that Vm = 10b, what is the numerical value of the compression factor?
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