if ebook is eligible to load, you can Load this book to friend from the product detail page of a book you purchased on Amazon. 1  Visit the Kindle Store. 2  On the product detail page, click Loan this book. 3  You will be sent to the Loan this book page.
From Yahoo Answers. Question: The mole concept is important in chemistry because 1. atoms and molecules are very small and themole concept allows us to count atoms and molecules by weighing macroscopic amounts of material. 2. it establishes a standard for reaction stoi-chiometry. 3. it explains the properties of gases.
1 Sun exposure seems to play a role in the development of moles and may even play a role in the development of atypical, or dysplastic, moles. 2  The role of heredity cannot be underemphasized. 3  Many families have a type of mole known as dysplastic (atypical), which can be associated with a higher frequency of melanoma.