Answer: I believe it's 8
Explanation: The oxygen atom has therefore 8 neutrons, 8 protons and 8 electrons.
Well I don't know for sure but it can be sound waves.
Answer:
0.02 g/ml
Explanation:
si dividimos 10 con 500, es decir, 10/500, obtenemos 0.02. Las unidades serán g / ml.
The answer is C because the toy car goes 2 meters per each second which in the end 2x5=10.
