Mass to Mass Ratios

Find the ratio of $\frac{mass\ N}{mass\ O}$  for compound B

• 1.75

• 1.36

• 1.14

• 0.876

Tags

NGSS.HS-PS1-7

Find the ratio  $\frac{mass\ N}{mass\ O}$  for compound A

• 5.34

• 1.75

• 0.734

• 1.19

Tags

NGSS.HS-PS1-7

What does do your calculated ratios represent?

• The # of atoms of N compared to that of O

• The mass of N compared to that of O

• The volume of N compared to that of O

• The pressure of N compared to that of O

Tags

NGSS.HS-PS1-7

Cmpd. A has a N:O mass ratio of 1.75

Cmpd. B has a N:O mass ratio of 0.876.

Which statement is true when comparing A to B?

• A has more Oxygen atoms than B

• There is more Nitrogen than Oxygen in compound B

• There is twice the amount of Nitrogen per Oxygen in A than in B

• Compound A is twice as massive as compound B

Tags

NGSS.HS-PS1-7

• 2:2

• 1:1

• 2:1

• 1:2

Tags

NGSS.HS-PS1-7

• 4:5

• 1:1

• 2:3

• 4:6