Answer:
the acceleration is 3 k/h/s
Explanation:
The formula for acceleration is Δv/t, so change in velocity divided by time.
The original velocity is 15 kph, and the final velocity is 30 kph. Therefore, the change in velocity is 15 kph. 15/5=3 k/h/s
2 mole MnO₂
2Mn(s) + 2O₂(g) => 2MnO₂(s)
Answer: Psychotherapy
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