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olga55 [171]
3 years ago
13

Prompt

Chemistry
2 answers:
Ivenika [448]3 years ago
6 0

Answer:

They work in unision

Explanation:

The skeletal system is the framework our muscular system is attached to. The muscular system also allows the bones to move through contracting and extending. Although both would be useless without the nervous which sends impulses that tell the muscles to contract and extend.

dezoksy [38]3 years ago
6 0

Answer:

The person above is correct!

Explanation:

It graded it 100%.

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Sierra has a special kind of liquid rubber. She knows that ultraviolet light is absorbed by the rubber, X-ray light is transmitt
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3 years ago
What is the % yield when 140.0 grams of Ethylene gas (C2H4) reacts with excess chlorine to form 280.0 grams of 1,2-Dichloro Etha
Arlecino [84]

Answer:

The % yield is 56.6 %

Explanation:

This is the reaction:

C₂H₄ + Cl₂  →  C₂H₄Cl₂

Molar mass of ethylene gas: 28 g/m

Mol = mass / molar mass

140 g / 28 g/m = 5 moles

Ratio is 1:1, so 5 moles of ethylene produce 5 moles of dichloro ethane.

Molar mass of C₂H₄Cl₂ = 98.9 g/m

Mass of C₂H₄Cl₂ produced = 98.9 g/m . 5 m → 494.5 g

% yield reaction

(280 g / 494.5 g ) . 100 = 56.6%

6 0
4 years ago
Read 2 more answers
Are cell phones scientific
Rasek [7]
Yes hope this helps you
6 0
4 years ago
Give 4 examples of Uniformitarianism
ipn [44]

Answer:

Good examples are the reshaping of a coastline by a tsunami, deposition of mud by a flooding river, the devastation brought by a volcanic explosion, or a mass extinction caused by an asteroid impact.

6 0
3 years ago
Cytokinesis happens differently for plant and animal cells. Both separate cytoplasm between two new daughter cells. However, whi
victus00 [196]

Answer:

animal cell

Explanation:

Cytokinesis -

It refers to the process of cell division, which takes place during mitosis, is known as cytokinesis.

The process of cytokinesis is different for animal cell and plant cell.

  • Where, in case of plant cell, a separation, known as cell plate is formed along the center of the parent cell, which is responsible for the separation of the cells.
  • Whereas, in case of animal cell, the plasma membrane contracts itself along the center, until the two daughter cells are separated from each other.

Hence, from the given information of the question,

The correct answer is animal cell.

7 0
3 years ago
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