Stoichiometry: Conversions and Mole Ratio Challenges

This video provides a comprehensive introduction to stoichiometry, focusing on three main types of conversions: mole-to-mole, mole-to-gram, and gram-to-gram. It covers balancing chemical equations and applying mole ratios in reactions involving sulfur dioxide, propane, and aluminum. The tutorial includes step-by-step examples to illustrate each type of conversion, emphasizing the importance of balanced equations and the use of molar mass in calculations.

What is the first type of stoichiometry conversion problem discussed?

• Mole to Mole conversion

• Mole to Gram conversion

• Gram to Mole conversion

• Gram to Gram conversion

What is the mole ratio used for converting SO2 to SO3?

• 1:1

• 1:2

• 2:2

• 2:3

How many moles of O2 react with 4.7 moles of SO2?

• 1.17 moles

• 2.35 moles

• 4.7 moles

• 9.4 moles

What is the molar mass of CO2 used in the conversion?

• 32.00 g/mol

• 60.01 g/mol

• 28.01 g/mol

• 44.01 g/mol

How many grams of CO2 are produced from 2.8 moles of propane?

• 100.00 grams

• 280.00 grams

• 369.50 grams

• 500.00 grams

What is the molar mass of water used in the conversion?

• 44.01 g/mol

• 18.015 g/mol

• 16.00 g/mol

• 32.00 g/mol

What is the final product when aluminum reacts with chlorine gas?

• AlCl3

• Al2Cl3

• AlCl2

• AlCl

How many grams of aluminum chloride are formed from 35g of aluminum?

• 172.96 grams

• 100.00 grams

• 200.00 grams

• 300.00 grams

What is the mole ratio between aluminum and chlorine in the reaction?

• 2:3

• 2:2

• 1:1

• 1:3

How many grams of chlorine react with 42.8g of aluminum?

• 168.75 grams

• 213.40 grams

• 85.60 grams

• 42.80 grams