I think France and England
The event that resulted from a missed meeting between British generals Howe and Burgoyne is:
The Continental army's victory at Saratoga.
Each element has its unique properties, each contain a different number of protons and neutrons giving it its own atomic number and mass number
Explanation:
silver is (uncountable) a lustrous white metallic element, atomic number 47, atomic mass 10787 symbol ag while iron is (uncountable) a common. inexpensive metal often black in colour that rusts is attracted by magnets and used in making steel
They were all used in china before being used in Europe.