Answer:
kg
Explanation:
the base unit of mass is kilograms (kg)
It would lower the pH, raise the acidity of the water, and it would kill off a lot of marine life if it got too high. As species begin to die their predators follow, and this could cause mass extinction.
Answer:

<h3><u>2</u><u>4</u><u>0</u><u> </u><u>is</u> the answer</h3>
Hi there!
For all organisms to survive, they start off with sunlight. That's the main and immediate source of energy to any organism(s).
Sunlight gives warmth and energy and light of course.
Hope this helps!
Most plants grow from seeds. These seed plants fall into two groups, <u>angiosperms</u> and <u>gymnosperms</u>.
hope this helps ^^