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Ammonia (NH3) and oxygen combine to form nitrogen monoxide (NO) and water by the chemical reaction:
4 NH3(g) + 5 O2(g) → 4 NO(g) + 6 H2O(l)
If 100 grams of ammonia are reacted with 100 grams of oxygen
a. Which reagent is the limiting reagent?
b. How many grams of the excess reagent remains at completion?
What is the vapor pressure (in torr) above a solution prepared by mixing 47.89 g of water, H2O, with 47.65 g of ethanol, C2H5OH, at 63.50 °C?
A flask contains 0.110 mol of liquid bromine, rm Br_2. Determine the number of bromine molecules present in the flask.
A particular compound contains, by mass, 41.4 % carbon, 3.47 % hydrogen, and 55.1 % oxygen. A 0.050-mol sample of this compound weighs 5.80 g. What is the molecular formula of this compound
State the equation which illustrates the strong electrolyte Ca(NO3)2(s) dissolving in water. Comprise states of matter (s, g, l, aq) and correct coefficients.
if 100 ml of 3m hcl is spilled on a lab bench, what is the minimum mass od sodium bicarbonate that must be used to neutralized the acid?
What is the major disadvantage of using concentrated sulfuric acid (or hydrochloric acid) rather than 85% phosphoric acid for the dehydration of alcohols?
Question- The Ka of a monoprotic weak acid is 2.48x10^-3. What is the percent ionization of a 0.199 M solution of this acid
A reference sample of the same size from a plant alive today has a carbon-14 activity of 160.0 counts/min. If carbon-14 has a half-life of 5730 years and what is the age of the plant fossil in years
question why is it necessary to heat the obtained mixture of tea leaves in water when conducting the experiment to
Carbon dioxide, which is recognized as the major contributor to global warming as a greenhouse gas, is formed when fossil fuels are combusted, as in electrical power plants fueled by coal, oil, or natural gas
How many grams of CH3OH must be added to water to prepare 150 mL of a solution that is 2.0 M CH3OH?
You are given trhat 0.01 m aqueous solutions of each of the given solution as, C6H12O6, K3PO4, CaCl2 , NaI you jutst need to place the given solutions in order of increasing change in the freezing point of the solution.
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