In the Copper Cycle Lab the experimental results should have as much at the end of the experiment as at the beginning. This proves the law of .

atoms or 'mass'

Explanation:

Mass reaction which postulates that the amount of reactants in a reaction should be equal to the amount of products from that reaction. hence a balanced reaction.

well since twins have about the same dna they dont have one think in common which is the figer print. nobodys fingerprint is the same. if your using twin you would most likely get around the same results for both of them because of the genetics.. i hope this

in 342 bc j._c. egypt fell into the hands of the persians, under the reign of nectanebo ii

greek city-states unite in a revolt against the persian empire at the beginning of the fifth century bc. j.-c  

from the year 660 or 659 bc ad, cyrus preached the revolt against the medes to deliver the persians.