Answer:
this picture might help you
Explanation:
if you think correct pls mark brainliest
Answer:
Zero or +2
Explanation:
The noble gases already have a avplete outermost shell. They are the least reactive elements of earth?
Their normal oxidation number is zero but some have been shown to be reactive.
Answer: Potassium iodide
Explanation: their you go
Answer:
Weight is what you get when a certain amount of gravity is acting on that mass, and something, like the surface of a planet, is resisting that action. In space, when falling freely, there's nothing resisting the pull of gravity so weight disappears. Mass however stays.
hope this helps u
Explanation:
-0 m/s
- average velocity=displacement/time
- the runners displacement is zero so her average velocity must be zero
