In this video explains Reacting masses :

Learning outcomes

1. Use the equation linking mass of substance, Mr, and amount in moles
2. Use equations and understand ratios
3. Answer more challenging reacting masses questions

ที่มา : http://www.knockhardy.org.uk/sci.htm
ลิงค์ : https://youtu.be/Rv_gLy7sd7I
อัพโหลดโดย : Ask Jake Chemistry