Answer:
1. all the other answers are true about chemical change
Yeah it uses some valuable scientific vocabulary and background knowledge, I hope this hypothesis will be good enough for your teacher (don't worry it will be)
<span>In a nuclear power plant control rods are used to:
</span><span>b. slow down the reaction.</span>
2SO₂ + O₂ = 2SO₃
n(O₂)=1 mol
n(SO₂)=2n(O₂)
n(SO₂)=2 mol
Answer:
C. Scientific laws describe phenomena that can be observed in nature
Explanation: