Answer:
Molecules vibrate in a fixed position.
Explanation:
first one is just wrong.
third is liquid
fourth is gas
A rock is definitely more dense. If you were to put a cloud in water it would float/stay above it and a rock would sink to the bottom
Answer:
The answer is a. proteins
It is more likely 9. pH 4 is acidic and pH 9 is basic, and as the pH of a substance gets closer to 0 or 14, the substance becomes more corrosive or reactive. As 4 is closer to 0 than 9 is to 14, there is a much higher chance the solution has a pH of 9, because pH 4 is less neutral and therefore more corrosive/reactive than pH 9.
The haze is called smog, hope this helps, pls mark brainliest!
