2.3 Quantitative Chemistry Flashcards
0
Q
What is relative atomic mass used for?
A
A way of saying how heavy different atoms are compared with the mass of an atom of carbon 12
1
Q
What is the Mr of water?
A
Formula: H20
Calculation: 1+1+16 = 18
2
Q
What is empirical formula?
A
The simplest whole number ratio of atoms in a molecule.