Chemistry, 29.01.2021 16:30, ayleenmorar
A sample of what was thought to be gold was removed from a mine in San Francisco during the gold rush. After analysis, it was determined that it was actually fool's gold, or pyrite. The sample. contained 17.6 grams of iron and 10.3 grams of sulfur. What is the percentage composition of each element in pyrite?
Answers: 3
Chemistry, 22.06.2019 06:00, josmanu235
Why is permeable soil best for plants that need a lot of drainage?
Answers: 1
Chemistry, 22.06.2019 14:50, jonmorton159
Consider the following multistep reaction: a b→ab(slow) a ab→a2b(fast)−−−−−−−−−−−−−−−−− 2a b→a2b(overall) based on this mechanism, determine the rate law for the overall reaction. express your answer in standard masteringchemistry format. for example, if the rate law is k[a]3[b]2 type k*[a]^3*[b]^2
Answers: 3
Chemistry, 22.06.2019 16:00, julesperez22
Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.
Answers: 3
Chemistry, 22.06.2019 16:10, sierram298
Amixture initially contains a, b, and c in the following concentrations: [a] = 0.300 m , [b] = 1.05 m , and [c] = 0.550 m . the following reaction occurs and equilibrium is established: a+2b⇌c at equilibrium, [a] = 0.140 m and [c] = 0.710 m . calculate the value of the equilibrium constant, kc.
Answers: 1
A sample of what was thought to be gold was removed from a mine in San Francisco during the gold rus...
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