Answer:
not sure
Explanation:
a physical change (can)change.,....
Use a ratio to find out that x/190.2 = 74.5/100
hope this helps
The atomic number of copper is 29.
Hope this helps and if it does, don't be afraid to rate my answer as well as maybe give it a "Thanks"? (Or even better a "Brainliest"). And if it’s not correct, I am sorry for wasting your time, and good luck finding the correct answer :)
