I’m like 99 Percent sure this is right.
Experimental Variable: Orange Trees
IND. Variable: The Fungi
DEP. Variable: Fruit Weight
Control Group: Group A
Experimental Group: Group B
Hope this helps!
Answer:
There is 3 because K2 is its own atom and it has 2 K2 and Co3 is its own and there's one
Explanation:
This is what I was taught