Thursday
April 24, 2014

Homework Help: basic chem

Posted by Davis on Sunday, August 28, 2011 at 9:20pm.

1)an atom has a mass number of 27 and 14 neutrons. what is the atomic number of this atom?

2)The atomic number of fluorine is 9. What is the mass # of a fluorine atom with 8 neutrons?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

chemistry - 1.what is meant by atomic number of an element? 2.the mass number of...
physics/chem - the density of alumnium is 2.7 g/cm^3 and its molar mass is 27 g/...
chemistry - 1state relative mass and charge of an electron 2 an atom of an ...
chemistry - For the following fusion reaction, Calculate change in energy per ...
Science - 1. Which statement about subatomic particles is NOT true? (1 point) ...
CHEM - the nuclide 232 Th 90 is radioactive. when one of the atoms decays, a ...
Electrochemistry - A current of 2.50 A is passed through a solution containing ...
Chemistry - 23. Ductility is the ability to be hammered into sheets.- F? 25. A ...
chem - how many protons, nnutrons, atomic mass, mass number, and charge to each ...
Chemistry - In an atom whose core contains 16 neutrons possess a total ...

Search
Members