They met in Philadelphia. <span />
That would be NaCl(table salt) N2(basically the only way to gen nitrogen) and H2O(water). the last picture picture 4
1 2 3 all have elements in them
Answer:
A
Explanation:
This is because the religion of most Virginia slaveowners required them to treat their slaves well
Answer:
In ancient times learned how to obtain copper from the ore by heating the rock to the metal melting point. They used to mould bronze objects by pouring the metal into stone shapes or ingots.
Explanation:
