WebbHow to Write the Electron Configuration for Selenium (Se and Se 2-) Wayne Breslyn 634K subscribers Subscribe 37K views 2 years ago A step-by-step description of how to write … WebbAtomic mass (A) = Nucleus mass = Total mass of protons and neutrons (p + n) Again, the mass of each proton and neutron is about 1amu. Therefore, the total number of protons and neutrons is called the atomic mass number. …
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Webb11 okt. 2010 · 1)Protons have twice the mass of neutrons. 2)Protons have a much greater mass than electrons. 3)Protons have about the same mass as neutrons. 4)Some atoms … Webb1. protons: 8 Electrons: 8 Neutrons: 8 2.Protons: 19 Electrons: 19 Neutrons: 20 3.Protons: 7 Electrons: 7 Neutrons: 7 4.Protons: 12 Electrons: 12 Neutrons: 12 4. 1. Nucleons includesA. protons and neutronsB. electrons and protonsC. electrons and neutronsD. only neutrons Answer: the Answer is Letter A. Explanation: Yan po sagot ko 5. a. Anionb. showtime boxing live today
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WebbOut of these, only 29Si is of use in NMR and EPR spectroscopy, as it is the only one with a nuclear spin (I = 1/2). Silicon-28 is composed of 14 protons, 14 neutrons, and 14 … WebbAnswer: Isoelectronic species are known as atoms or ions that have the same number of electrons. In isoelectronic species, there the number of electrons would be equal but the … WebbQ: What is the mass of 3.01 x 1023 atoms of FeO? Round to two decimal places. A: a) Given mass of AgNO3 = 5,398 grams molar mass of AgNO3 = 169.87 g/mol Conversion factor - 1 mol…. Q: Fe (OH)3 Sr3 (POA)2 Naclo Al (NO2)3 K2S03. A: The formula of a compound is formed by criss-crossing the valencies of ions. showtime boxing podcast