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Ammonia NH3chemically reacts with oxygen gas O2to produce nitric oxide NOand water H2O. What mass of ammonia is consumed by the reaction of 6.48g of oxygen gas? Round your answer to 3 significant digits.
write a balanced equation for the reaction that takes place determine number of moles of KMnO4 used number of moles of iron
Commensurate with the quantities of chemicals involved. Choose a distillation flask, which will be approximately half filled by the quantity of liquid you have to distil
What is the pH at the equivalence point in the titration of a 25.2 mL sample of a 0.489 M aqueous hydrocyanic acid solution with a 0.345 M aqueous barium hydroxide solution
Explain how and why the aqueous solubility(Cw,sat) and vapor pressure (Pv) for phenol differs when its pure natural state only ( non aqueous phase liquid [NAPL] vs. a mixed NAPL solution that contains 20% naphthalene and 80% phenol?
electrons are ejected with a kinetic energy of 3.54x10^-19 J. What is the work function of the metal in joules?
The Ksp of Ca(OH)2 is 5.5x10^-5. What is the concentration of the OH^- (aq) when in a saturated solution of Ca(OH)2 (aq)
Need to make an aqueous solution of 0.233 M potassium iodide for an experiment in lab, using a 250 mL volumetric flask. How much solid potassium iodide should you add?
Question- Describe the bond angles to be found in each of the following molecular structures:
Which monatomic ion has a charge of 1+ and the electron configuration [Kr]4d105s2? Write the element symbol and charge.
A 25.0 mL sample of a 0.115 M solution of acetic acid is titrated with a 0.144 M solution of NaOH. Calculate the pH of the titration mixture after 10.0, 20.0, and 30.0 mL of base have been added.
Calculate the pH during the titration of 21.7 mL of 0.451 M KOH with 0.212 M HBr after 18.3 mL of the acid have been added.
A concentration of aqueous ammonia solution has a density of 0.90 g/ml and is 28.0% by mass ammonia. determine the molar concentration of this solution
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