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creativ13 [48]
3 years ago
7

Which is an example of a polyatomic ion? H2 CO3- Mg Ne -.

SAT
1 answer:
docker41 [41]3 years ago
6 0

Answer:

CO3-

Explanation:

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A 40-kilogram mass is moving across a horizontal surface at 5.0 m/s. what is the magnitude of the net force required to bring th
aliina [53]

Answer:

25 N

Explanation:

Use the equation F = m(Vf–Vi) / Δt.

average force = mass (final velocity - initial velocity) / change in time

F = 40 kg(5.0 m/s) / 8.0 s = 200 / 8.0 = 25 kgm / s^2 = 25 Newtons

4 0
2 years ago
Classify each label into the correct category of human red blood cell.
Mazyrski [523]

Classifying each label into the correct category of human red blood cell

A) Human red blood cell shrinks    

  • Cells placed in hypertonic solution
  • More water moves out of cell

B) Normal Human red blood cell

  • Cell placed in isotonic solution
  • Water enters and leaves at the same rate

C) Human red blood cell swells

  • Cell placed in hypotonic solution
  • More water moves into cell

<h3>Types of solution</h3>

A hypertonic solution is a solution with a higher concentration to its surroundings ( i.e contains more solutes like electrolytes than its surroundings ). when a cell is placed in such solution is shrinks gradually and dies off through a process known as plasmolysis. while a hypotonic solution is a direct opposite of a hypertonic solution. Also An isotonic solution is a solution with the same concentration with its surrounding solution.

Hence we can conclude that the classification of each label into the appropriate category are as listed above.

Learn more about Osmosis : brainly.com/question/24469721

6 0
2 years ago
What is the purpose of paragraph eight?
____ [38]

Answer:

To Summarize The Conclusions of the report

Explanation:

4 0
3 years ago
How do i know the answer are correct
faltersainse [42]
You know the answer is correct when the answer has a good star review such as 5 stars or has a good amount of likes. Everyone has a title by their name, the higher status it is, the more likely their answer would be right.
3 0
3 years ago
William james said that we humans are different from other creatures because of which of the following?
Katyanochek1 [597]

Answer:

B, the large area of out consciousness

Explanation:

"-Consciousness (which they find inscrutable) explains cognitive flexibility for James"

Credits to: JSTOR

5 0
3 years ago
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