Answer:
0.1667
Explanation:
Hello,
Dalton's law defines:

A total pressure is:

So, for A (solving for
in the previous equation, we get:

Since
, we obtain:
}
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the plants would grow and reproduce working together forming nutrients from their dropped leaves / branches etc causing insects to come along and do the same along with animals and a keystone species to form a revolving ecosystem continuing an energy moving process
Answer:
V=?
S=25m
t=2.5s
V=S/t
V=25/2.5
V=10m/s
So, the ball was traveling with the speed of 10m/s.
Ca, V, Cu, Kr
Remember a period is a the horizontal rows in the Periodic Table.