Density and Number of Atoms
Not what you're looking for?
The Density is 7.87g/cm^3 , and the average mass for a single iron atom is 9.28*10^-23g .
How many iron atoms are present in an iron bar whose dimensions are 2.00 cm * 3.00 cm * 8.00 cm ?
Purchase this Solution
Solution Summary
Solution will enable you to understand the concepts of concentration and solve similar problems. How many iron atoms which are present in an iron bar whose dimension are 2.00cm * 3.00 cm * 8.00 cm are determined.
Solution Preview
We have
Mass/Volume = Density
The volume of the iron bar is V = 2 * 3 * 8 cm^3
V = 48 cm^3
Since the density of iron is ...
Purchase this Solution
Free BrainMass Quizzes
Thermochemistry
The quiz helps in revising basic concepts about thermochemistry.
Match Elements with their Symbols
Elements are provided: choose the matching one- or two-letter symbol for each element.
Functional groups in Organic Chemistry
You will be tested on the names of functional groups in Organic Chemistry. It is very important to know the functional groups to understand Organic reactions.
Organic Chemistry Naming: Alkanes
This is a quiz which is designed to assist students with learning the nomenclature used to identify organic compounds. This quiz focuses on the organic compounds called Alkanes.