Hello!
The force on the student is equal to the force the student exerts, so 100N is your answer.
Hope this helped :))
Answer:
Your correct answer is A. 1,2,1,2
Explanation:
Please mark brainliest!
Answer:
a. True
Explanation:
Methyl red is an indicator widely used in quality control of oxides as Zinc oxide in the titration with sulfuric acid.
As is used in titrations of acid-base reactions the indicator change in colour. Is red when the pH < 4.4 (Acidic Solutions) and is yellow when pH > 6.2 (Neutral-Basic solutions).
A change in colour means the structure of the indicator is changing with pH. Thus, the answer is:
<h3>a. True
</h3>
Hydrogen + oxygen --> water
2,1g + 16,8g = x
x = 18,9g
