CHEM CH7: Part 2

Question 1

One AMU= ____ grams

Answer 1

1.6605402x10^-24

Question 2

One ____ is just a certain number of chemical particles of a substance. It is know as ___ ___.

Answer 2

Mole
Avogadros number ( N a)

Question 3

Avagadros number=

Answer 3

602.2 sextillion or 6.022x10^23

Question 4

True or false, mass of one element/ molecular compound/ formula in AMU= mass in grams of one element/ molecular compound/ formula in grams of one mole are equal.

Answer 4

True

Question 5

The mass in grams of 602.2 sextillion (1 mole) of representative particles of a substance is known as __ __ of the substance.

Answer 5

Molar mass