6 - Quantative Chemistry Flashcards Preview

IGCSE CHEMISTRY MATS > 6 - Quantative Chemistry > Flashcards

Flashcards in 6 - Quantative Chemistry Deck (7)
Loading flashcards...
1
Q

1L = ?dm3

A

1L = 1dm3

2
Q

1m3 = ?dm3

A

1m3 = 1000dm3

3
Q

1ml = ?dm3

A

1ml = 0,001dm3

4
Q

How to calculate concentration?

A

concentration (mol/dm3) = moles/volume (dm3)

5
Q

How do you calculate moles?

A

moles = mass/molecular mass

6
Q

How to find percentage by mass of an element in a compound?

A

percentage mass = 100 × (relative atomic mass/relative formula mass)

7
Q

What is the relative atomic mass?

A
  • mass of an element relative to 1/12 carbon