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Goryan [66]
3 years ago
12

Help me figure out these I’ll mark u brainliest It’s science

Chemistry
1 answer:
ki77a [65]3 years ago
5 0

Answer:

1. organic

2. plants

3. algae?

4. oxygen

5. Uses

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Ethene is a useful substance that can form polymers. It has a melting point of 169°C and a boiling point of 104°C. At which temp
blondinia [14]

Answer:

-169°C to -104°C

Explanation:

Ethene, also known as ethylene exists in solid, liquid and gaseous states. Ethene is an aliens with condensed structural formula C2H4. Athens is a colourless gas. It is flammable and is also a sweet smelling gas in its pure form. It is the monomer in the production of polyethylene which is of great importance in the plastic industry. In agriculture, it is used to induce the ripening of fruits. It can be hydrated in order to produce ethanol.

The liquid range of ethene refers to the temperatures at which ethene is found in the liquid state of matter. It is actually the difference between the melting point and the boiling points of ethene. Hence the liquid range of ethene is -169°C to -104°C

4 0
3 years ago
What volume of 7.68 M NaOH (aq) will neutralize 1.15 L of 2.35 M H2SO4 (aq) ?
aleksklad [387]

Answer:

hmm lemme think bur it will take a while

8 0
2 years ago
Which elements did the Curies discover?
Scilla [17]

Answer:

B on edge

Explanation:

6 0
2 years ago
Who is responsible for the impacts of overfishing?
GarryVolchara [31]

Answer:

Japan, China, the U.S., Indonesia, Chinese Taipei and South Korea have been named by Pew Charitable Trusts on a “shame list” of countries responsible for overfishing tuna in the Pacific. According to Pew, the “Pacific 6” are responsible for 80 percent — 111,482 metric tons in 2011 — of the annual catch of bigeye tuna.

Hope it will help you

7 0
2 years ago
A single atom of oxygen cannot be subdivided into simpler substances by any physical or chemical means. Therefore, it is:
Goshia [24]
1) D. An element
2) D. Suspension
3) A. Iodine
4) A. Atoms of the same element
7 0
3 years ago
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