Explanation:
Fe. O
72.40/ 56 27.60/16
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1.29/1.29 1.725/1.29
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1. :. 1
<h3>Emperical formula = FeO</h3>
Answer:
nekwkz8 waxed
Explanation:
snswko1u219ux8w ok qqm see
Answer:
2H2 + O2 -----> 2H2O
Not sure about the second question though.
The answer is c , it cant change a speed or a motion if it doesnt have a net force acting on it
This should help you with your question:
Gravitational pull = 9.8 m/s^2
1/2 x 9.8 x 7^2 = 240.1 m
The rock has fallen 240.1 m.
I cannot help you with the rest, but this should give you a headstart.
