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Nitrogen monoxide gas reacts with oxygen gas to produce nitrogen dioxide gas. what volume of nitrogen dioxide is produced from the reaction of 2 L nitrogen monoxide gas with 3 L oxygen gas? what volume, if any, of nitrogen monoxide will remain after the reaction ends? assume all volumes are measured at the same pressure and temperature.
the density of aluminum is 2.70 gm/cm3 the density of chromium is 7.19 gm/cm3. if equal masses of Al and Cr are addede to equal vol of H2O in separate graduate cylinder which would have the greatest change in volume
Define detection limit. Does a compound with high molar absorptivity have a higher or lower limit of detection than a compound with low molar absorptivity
What mass of water would need to evaporate from your skin in order to dissipate 1.7 × 105 J of heat from your body? H2O(l) → H2O(g) ΔHvap = 40.7 kJ/mol
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?
a mixture of three gases has a total of 756 mm Hg. If the pressure of nitrogen is 612 mm Hg and the pressure oxygen if 100 mm Hg, what is the pressure of the carbon dioxide gas in the mixture?
If desalinated water costs 2250 per acre-foot, how much does desalinated water cost per liter?
A 250.0 mL aliquot of 2.50 M H2SO4 solution is mixed with a 250.0 mL aliquot of 4.00 M HNO3 solution. What is the molarity of hydrogen ions in the combined solution.
decomposes according to the above equation, calculate the concentration of O2 at equilbrium.
The mass of the ice cube is 11.2 g, and its initial temperature is -12.8 °C. The water resulting from the melted ice reaches the temperature of your skin
A 27.0-gram sample of an unknown hydrocarbon was burned in excess oxygen to form 88.0 grams of carbon dioxide and 27.0 grams of water. What is a possible molecular formula of the hydrocarbon?
calculate the number of excess reagent units remaining when 188 PbS formula units and 279 O2 molecules react?
Half-life of first order process, A reactant undergoes a dissociation reaction A r arrow 2B which follows first order kinetics. The initial concentration of reactant A is .4000
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