Answer:
5 I think will be none of the above and 6 could be all of the above
C
Explanation:
It has to travel 600 light years before we would be able to observe the explosion.
it transforms it into high carbon alloy that is harder and can be sharper but is also more brittle in the process.
Answer:input work
H = 6 atoms
K= 2 atoms
O = 2 atoms