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How many grams of nh3 are needed to provide the same number of molecules as in 0.55 grams of sf6?
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50 pts plz what is the physical state of matter of baking soda.
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8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
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Chemistry, 22.06.2019 22:00
Choose all the answers that apply. fluorine (f) has an atomic number of 9 and an atomic weight of 18.99. fluorine has a. 9 protons b. 10 neutrons c. 18 electrons d. an atomic mass of 19 e. at least one isotope
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Chemistry, 22.06.2019 22:30
Which one of the following bonds would you expect to be the most polar? a) b–h b) n–h c) p–h d) al–h e) c–h
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How many grams of nh3 are needed to provide the same number of molecules as in 0.55 grams of sf6?...
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