What is the most common isotope of argon? Isotopes Explained: Elements are classified by the number of protons in the nucleus of the atom. However, there is no set rule for how many neutrons can be in the atom's
What is a radioactive isotope? Which isotope of lithium has 3 neutrons? What is the symbol for atomic number? What does the number represent in the isotope platinum 194? What is the isotope notation for americium-241? What is the most common isotope? What isotope has 8 protons, 8 neutrons...
The number of protons in the nucleus of an atom determines the atom's element and provides the atomic number to classify the element. However, the number of neutrons in the nucleus of the atom can vary. Each of these variations is called an isotope of that element....
The nuclear mass of 56Fe is 55.9207 amu. What is the binding energy per nucleon for 56Fe? What is the binding energy in J/nucleus for the isotope Li-7 (7.01600 amu)? What is the binding energy (in kJ/mol) for Fe-62 nuclei? (Given that atomic masses: 62 Fe: 61.9368 am...
What is the isotopic notation of an argon atom that has 22 neutrons? Neon has three naturally occurring isotopes: 20 N e (19.992 amu) with 90.48% abundance, 22 N e (21.991 amu) with 9.25% abundance, and a third isotope with 0.27% abundance. Calculate the mass of the third isotope of...
What is the energy (in J) for an atom that releases a photon with a wavelength of 3.2 x 10-7 m? A sample of an element consists of two isotopes. The percent abundance of one of the isotopes is 43.0%. What is the percent abundance of the other isotope?
The molar mass or atomic mass of a substance is known as the quotient of the number of grams to the total number of moles and is measured in grams per mole or AMU (atomic mass unit). The general mathematical formula for the average...
What is the mass, in g, of 2.23×1017 iodine (I) atoms? Iodine: Iodine has atomic number 53 and is part of group 17, the halogens. As a halogen, it forms a diatomic molecule, I2, under normal conditions. Or it can gain an electron to form a monovalent anion, I−. Eith...
What do einsteinium and iron have in common? What is a stable isotope? What is isotope notation? What is the atomic number of iodine? What is the symbol for bromine? Where is bromine on the periodic table? Which is the electron configuration for bromine? Which atom has the smallest number...