Answer:
Explanation:
<u>1) Data:</u>
a) [OH⁻] = 2.1 × 10⁻⁶ M . . . (the symbol g shown in the question is a typo)
b) pH = ?
<u>2) Formulae:</u>
<u>3) Solution:</u>
- pOH = log ( 1 / 2.1 × 10⁻⁶ ) = 5.7
- pH = 14 - pOH = 14 - 5.7 = 8.3
I think that the sun is the center of the universe, not a human being. Everything revolves around the sun, not someone. U know when to sleep, when the time is, and when to wake up based on the sun. All the planets revolve around it. This is why I think the sun is the center of the universe, not a human being.
Answer:
force exerted on the ball
Explanation:
Animals might have to change their courtship behavior due to climate change.
Climate change refers to the alteration of climatic pattern around the world which reflects in changes in seasonal cycles and weather conditions.
Climate change seriously impacts the behavior of animals especially their reproductive behavior.
Since organisms always adapt to changes resulting from environmental factors, animals might have to change their courtship behavior due to climate change.
Learn more: brainly.com/question/811305
For this, the correct option would be (D)