Chemistry Homework Help

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Subatomic Particles

Q. Write the symbolic notation of an isotope of an element having 8 protons, 8 electrons, and 11 neutrons. Click on the "Templates" button and make use of the "stacked super/subscript"button for entering the mass number and atomic number of the isotope. Express your answer as an isotope.

Solved • Sep 5, 2019

Subatomic Particles

Q. Drag each subatomic particle into the correct bin.

Solved • Sep 5, 2019

Subatomic Particles

Q. Drag each property into the correct bin. Bins: Proton , Neutron, Electron, Proterties: +1 charge, -1 charge 0 charge, symbol p, symbol n, symbol e

Solved • Sep 5, 2019

Subatomic Particles

Q. 9. An element exists as 3 stable isotopes in nature. The isotopic masses (in amu) and percent abundances are given below. 15.994915 amu 99.757% 16.999132 amu 0.038% 17.99916 amu 0.205% Determine what the element is by calculating the average atomic mass (in amu).

Solved • Sep 3, 2019

Subatomic Particles

Q. 7. How many protons, neutrons, and electrons does 18F^- have?

Solved • Sep 3, 2019

Subatomic Particles

Q. 6. How many protons, neutrons, and electrons does 19F have?

Solved • Sep 3, 2019

Subatomic Particles

Q. 5. How many protons, neutrons, and electrons does uranium-234 have?

Solved • Sep 3, 2019