Stoichiometry Molecules

The calculation of the relationships between different molecules in a reaction is the definition of __________________.

• physics

• algebra

• stoichiometry

• language arts

Tags

NGSS.HS-PS1-7

A mole of any substance is how many particles?

• 6.02 x 10²³

• 6.02 x 10^-23

• 602 million

• 602

In the reaction: P₄ + 6Cl₂ ---> 4PCl₃, how many atoms of Chlorine are in the reactant?

• 1

• 2

• 6

• 12

Tags

NGSS.MS-PS1-5

In the reaction: P₄ + 6Cl₂ ---> 4PCl₃, how many molecules of Phosphorous Chloride are there in the product?

• 1

• 2

• 4

• 12

Tags

NGSS.MS-PS1-5

Locate the following on the example stoichiometry calculation.

a

b

c

d

mole to gram ratio for Al

what was given to start

mole to mole ratio

mole to gram ratio for AlCl3

Tags

NGSS.HS-PS1-7

How many moles are equal to 1.20 x 10^24 atoms of sulfur?

1.20 x 10²⁴ atoms of S x​ (a)  

​ (b)  

• 1 mol S

• 6.02 x 10^23 atoms S

Where is the mole to gram ratio for AlCl3 in this set up? (pick one)

Tags

NGSS.HS-PS1-7

How many molecules are in 13.5 g of sulfur dioxide, SO2?

​ (a)   x ​ (b)   x ​ (c)  

​ (d)   1 mol SO2

• 13.5 g SO2

• 1 mol SO2

• 6.022 x 10^23 molecules

• 64.066 g SO2

Tags

NGSS.HS-PS1-7

Where is the mole to gram ratio for Al in this set up? (pick one)

Tags

NGSS.HS-PS1-7

Where is the mole to mole ratio in this set up? (pick one)

Tags

NGSS.HS-PS1-7