In an experiment, 2.75 g of NH3 are allowed to react with 3.64 g of O2: NH3 + O2 -> NO +H20
a. Balance the equation.
b. Which reactant is the limiting reagent?
c. How many grams of NO are formed?
d. How much of the excess reactant remains after the reaction?
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Abullet found at a crime scene may be used as evidence in a trial if the percentage of metals match to the composition of metals in a bullet from the suspect's ammunition. a forensic scientist's analysis of the bullet shows that it contains 11.9 g of lead, 0.5 g of tin, and 0.8 b of antimony. what is the percentage of lead metal in the bullet? express your answers to the one's place.

In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?