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Ghella [55]
3 years ago
6

Does water roll or slide in wax paper?

Chemistry
1 answer:
ruslelena [56]3 years ago
7 0
Water rolls on the paper, due to different polarity 
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When sulfuric acid reacts with calcium hydroxide, calcium sulfate and water are produced. The balanced equation for this reactio
lisov135 [29]

Answer:

H₂SO₄ (aq)  +  Ca(OH)₂ (aq) → CaSO₄ (aq)  + H₂O (l)

Explanation:

When sulfuric acid reacts with calcium hydroxide, calcium sulfate and water are produced. The balanced equation for this reaction is:

3 0
3 years ago
Jim drops an iron magnet during a chemistry lab experiment. He finds that it is no longer magnetic. What has happened in terms o
jok3333 [9.3K]

Answer: option A.

A physical change occurred in which the iron remained iron, but lost one of its physical properties

Explanation: magnetization and demagnetization is a physical change as no new substance is form and it is easily reversed. When an iron rod is magnetized, it can loss it magnetic property by hitting it. So when an iron rod which is magnetized falls from a height it can also loss its magnetic property

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3 years ago
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What is biopolymer ?​
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Answer:

Biopolymers are natural polymers produced by the cells of living organisms. Biopolymers consist of monomeric units that are covalently bonded to form larger molecules. There are three main classes of biopolymers, classified according to the monomers used and the structure of the biopolymer formed: polynucleotides, polypeptides, and polysaccharides.

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3 years ago
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Scientist have genetically altered a common virus so that it can Destroy the most lethal type of brain tumor without harming the
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Answer:

The correct answer is - discovering or diagnosing the disease.

Explanation:

According to the question, this technology includes genetically modifying a common virus in order to destroy or kill the deadly brain tumor without affecting normal cells around the tumor, this technique is genetic engineering.

This technique can help in treating or curing the disease by killing the tumor cells and make them non-lethal. It can also prevent the tumor cells to grow and make them controlled. There is nothing mention related to diagnosing the disease in the question and it is not possible to find this tumor with help of such a technique.

3 0
2 years ago
The electrons in the outermost energy level of an atom that influence how an element will react with other substances
Darya [45]
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3 years ago
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