04:11 duration 4 minutes 11 seconds
Writing and Balancing Chemical Equations and…
Writing and Balancing Chemical Equations and Abundance
Balancing Chemical equations; abundance of isotopes; Questions: How do you write and balance chemical equations and determine abundance of an isotope?
12:04 duration 12 minutes 4 seconds
Balancing Equations 2
Balancing equations both simple and complex; Combustion reactions Questions: How do you balance chemical equations?