chapter 7

Question 1

mole

Answer 1

a group of atoms, molecules, or formula units that contains 6.02 x 10 ^23 of these items

Question 2

avogadros number

Answer 2

number of items in a mole equal to 6.02 x 10^23 named after amedeo avogadro an italian physicist

Question 3

1 mole of an element = 6.02 x 10^23 atoms of that element true or false

Answer 3

true

Question 4

1 mole of Al = 6.02 x 10 ^23 atoms of Al true or false

Answer 4

true

Question 5

1 mole of NaCl = 6.02 formula units of NaCl true or false

Answer 5

true

Question 6

formula unit

Answer 6

group of ions rep by the formula of an ionic compound