Moles

What is a Mole?

• A ratio is the product reactants and the number of coefficients in a chemical reaction

• A ratio is the amount of reactants and products using the coefficients of a chemical reaction

• A ratio is what causes a reaction to happen

• I don't know, but I am writing things down

What is Molar Mass

• A Molar Mass is a mass in grams of 1 mole of a substance 

• Molar Mass is the mass of a substance 

• Molar mass is what puts elements together using cubic units

• I don't know

What its the Molar Mass of this chemical?

• 54 g/mol

• 23 g/mol

• 95 g/mol

• 71 g/mol

What is the Molar Mass of this chemical?

• 58.3 g/mol

• 53.3 g/mol

• 65 g/mol

• 12 g/mol

What is the molar mass of this chemical?

• 98 g/mol

• 64.1 g/mol

• 64.066 g/mol

• 80 g/mol

What is the molar mass of this chemical?

• 352 g/mol

• 154 g/mol

• 259 g/mol

• 704 g/mol

What is the Molar ratio for $N_2$ to $H_2$  

•  $\frac{1\ mol\ N_2}{3\ mol\ H_2}$  

•  $\frac{1\ mol\ N_2}{2\ mol\ H_2}$  

•  $\frac{1\ mol\ N_2}{1\ mol\ H_2}$  

•  $\frac{3\ mol\ N_2}{1\ mol\ H_2}$  

What's the Molar ratio of $O_2$ to $SO_2$ ?

•  $\frac{5\ mol\ O_2}{6\ mol\ SO_2}$  

•  $\frac{1\ mol\ O_2}{8\ mol\ SO_2}$  

•  $\frac{1\ mol\ O_2}{2\ mol\ SO_2}$  

•  $\frac{3\ mol\ O_2}{4\ mol\ SO_2}$  

What is the Molar Mass of this chemical? 

• 356.9 g/mol

• 259.7 g/mol

• 159.7 g/mol

• 109.7 g/mol

How many moles of H2O are produced when 5 moles of oxygen are used?

• $\frac{2mol\ H_20}{5mol\ 0_2}$

• $5mol\ H_20$

• $3Mol\ of\ H_20$

• $10\ mol\ H_20$