Answer:
The answer will be ：
In year 1869
Russian scientist named Dmitri Mendeleev
Chart called Mendeeleves periodic table
increasing atomic masses
physical and chemical properties.
Hope this Helps
Best of luck ！！
Answer:
your carbon footprint is how often you use a car of vehical you can decreese it by riding a bike or walking.
Explanation:
Answer:
3) 6.94 moles Li
Explanation:
I'm not completely sure but I think this is the right answer
either c or d but more likely d because food is mainly broken down in your stomach
