Tuesday
September 23, 2014

Homework Help: chemistry

Posted by pooja on Friday, May 4, 2012 at 4:13am.

1state relative mass and charge of an electron
2 an atom of an element X may be written as 4X^9 (a)What does the figure 9 indicate? (b)what is the number of protons in an atom X? (c)what is the number of electrons in an atoms X? (d)what does the number 4 indicate?
3 describe the rutherfords nuclear madel of an atom

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

chem PLEASE HELP - WHO MADE THESE ATOMIC DISCOVERIES? An atom has a nucleus that...
Chem help - Answer the questions below for an element that has the electron ...
Science-Periodic Table - describe how to verify the # of electrons in the ion of...
chemistry - Decide if each of the following principles were first discovered ...
Chemistry - Which of the following is true regarding the structure of atoms? A. ...
chemistry - 1. name the three fundamental particles present in an atom? mention ...
Chemistry-please help - The relative mass of a proton is 1 and the relative mass...
Chemistry - In our text book, the formula for finding the formal charge of an ...
Physics - Could someone help me on how to put this all together. Atomic ...
Chemisty - Answer the questions below for an element that has the electron ...

Search
Members