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Chemistry, 22.06.2019 09:30, janetexcoelho
What does the mass of 0.7891 mol of ferric oxide (fe2o3)
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Chemistry, 23.06.2019 15:50, titocerber
Astable atom that has a large nucleus most likely contains 1. more neutrons than protons. 2.more protons than neutrons. 3.equal numbers of protons and neutrons. 4.changing numbers of protons and neutrons.
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Chemistry, 23.06.2019 16:00, lucy773
Henry moseley used x-ray experiments to determine the atomic number of elements. how did his discovery contribute to the development of the periodic table? a. it confirmed that elements should be arranged in strict order of increasing atomic mass. b. it led to elements with similar atomic numbers being grouped together. c. it allowed the elements to be placed in strict order of increasing atomic number. d. it showed that the way mendeleev grouped elements together was completely wrong.
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Describe a plan for testing the malleability of an emulsion material such as modeling dough....
Mathematics, 16.10.2020 14:01
Mathematics, 16.10.2020 14:01
Mathematics, 16.10.2020 14:01
Mathematics, 16.10.2020 14:01