Chemistry, 28.06.2020 18:01 Packergood
What is an alloy? A. A substitution of one metal for another metal B. A metal with a changed oxidation state C. A combination of metal with another element D. A layering of one metal over another metal
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Chemistry, 21.06.2019 22:00
Bohr's model could only explain the spectra of which type of atoms? single atoms with one electron single atoms with more than one electron bonded atoms with one electron bonded atoms with more than one electron
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Chemistry, 22.06.2019 10:30
Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:
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Chemistry, 23.06.2019 08:00
Why is it important for scientists to review and repeat the work of other scientists? 1.a scientific theory must be tested three times before it is proven. 2.the scientific method only applies to repeated experiments. 3.an experiment may have had errors that the scientists didn't recognize. 4.the results of individual scientists may be influenced by bias. 5.an experiment must be performed twice before the data can be analyzed.
Answers: 3
Chemistry, 23.06.2019 09:00
How many moles of potassium hydroxide are needed to completely react with 2.94 moles of aluminum sulfate according to the following equation:
Answers: 2
What is an alloy? A. A substitution of one metal for another metal B. A metal with a changed oxidati...
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