Web13.An atom with four electrons, four protons, and five neutrons has an atomic A. 4 C. 8 B. 5 D. 9 WebDec 9, 2024 · answered. An atom which has 9 protons, 8 neutrons, and 9 electrons will have an atomic mass of how many amu? a. 6. b. 8. C. 9. d. 17. black designers clothes WebTogether, the number of protons and the number of neutrons determine an element’s mass number: mass number = protons + neutrons. If you want to calculate how many neutrons an atom has, you can simply subtract the number of protons, or atomic number, from … The atom shown in this particular image is helium, with two protons, two neutrons, and two electrons. Image credit: modified from OpenStax CNX … Both neutrons and protons carry the strong force (but electrons do not). The strong force is what binds the nucleus together, by overcoming the … WebWhile protons and neutrons are located inside the nucleus at the center of the atom, electrons are located outside the nucleus in what is often called the electron cloud. … a defecating meaning WebSep 2, 2024 · Answer. The element symbol for oxygen is O and its atomic number is 8. The mass numbers for oxygen must be 8 + 8 = 16; 8 + 9 = 17; 8 + 10 = 18. The nuclear symbols are written this way (again, pretend the superscript and subscript are sitting right on top of each other beside the element symbol): 168 O, 178 O, 188 O. Or, you could write: WebJul 29, 2024 · Because the sum of the numbers of protons and neutrons equals the mass number, 127, the number of neutrons is 74 (127 − 53 = 74). Since the iodine is added as … black designer purse gold hardware WebAn atom has an atomic number of 9 and a mass number of 19. How many protons, neutrons and electrons does it have? ... 10 protons and 8 neutrons Z: 9 protons and 10 neutrons.

WebMay 6, 2024 · As summarized in Table 2.1, protons are positively charged, neutrons are uncharged and electrons are negatively charged. The −1 charge of one electron balances the +1 charge of one proton. Both protons and neutrons have a mass of 1, while electrons have almost no mass. Table 2.1 Charges and masses of the particles within atoms. WebDec 13, 2016 · This is an oxide ion with a negative two charge. Explanation: With eight protons, we are necessarily looking at oxygen, but with 10 electrons, the net charge on the ion is minus two. This charge is written as a superscript in the upper right corner relative to the symbol for oxygen atoms a defected axis scientist sniper elite 5 WebA chemist found one atom with 9 protons, 8 neutrons and 7 electrons. Another atom has 8 protons, 9 neutrons and 10 electrons. Which of the following statements is correct? WebExpert Answer. 100% (3 ratings) Isotope : chemical species with same atomic number but dif …. View the full answer. Transcribed image text: Part 1 An atom has 8 protons, 8 … black designers clothing WebOxygen is the 8th element in the periodic table. This means that oxygen has 8 protons and 8 electrons. In order to get the number of neutrons you take the atomic weight in this case 15.9999~16 and you subtract it by the number of protons (16-8). To get the number of valence electrons just look at the numbers above the oxygen on the periodic table. WebBuild an atom out of protons, neutrons, and electrons, and see how the element, charge, and mass change. Then play a game to test your ideas! Build an atom out of protons, neutrons, and electrons, and see how … a defecating proctogram WebSo, if we look at oxygen, we see that its atomic number is 8, meaning that it has 8 protons. We can also assume that it has 8 electrons. So, oxygen has eight positive particles plus eight negative particles. Think of this as 8+(-8) or 8-8. Eight minus eight equals zero, which is neutral. Basically, a "neutral atom" is an atom that has the same ...

WebAnswer (1 of 7): First, free electrons and protons are stable particles, so do not decay. The free neutron decays. Why? There must be also reason for what - ‘ to evolute’. If free neutron decays. It means the neutron undergoes stress caused by something. Since the neutron decays to particles ha... a defected material WebDec 10, 2024 · An atom which has 9 protons, 8 neutrons, and 9 electrons will have an atomic mass of how many amu? a. 6 b. 8 C. 9 d. 17 See answer Advertisement teigenstaloch Answer: D Explanation: Protons and Neutrons both have a mass of about 1 amu so you add them but electrons have a mass of 0 amu so they are left out. … black design hd wallpaper