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Leya [2.2K]
3 years ago
9

What element is used in bright flashing advertising signs

Chemistry
1 answer:
Sergeu [11.5K]3 years ago
4 0
The element used in advertising signs is neon.
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Answer:

P³⁻ + Cl⁻ --> PCl₃

Explanation:

PCl₃: phosphorus trichloride. prefix in front of chloride is "tri"–meaning three.

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3 years ago
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Which statement best describes the building?
Kamila [148]

Answer:

the answer is A

Explanation:

because abiotic things are non-living things

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This question deals with waste disposal in the Solutions and Spectroscopy experiment. What should be done to waste solutions con
Korvikt [17]

Answer:

b. It should be dumped in a beaker labeled "waste copper" on one's bench during the experiment.

d. It should be disposed of in the bottle for waste copper ion when work is completed.

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Solutions containing copper ion should never be disposed of by dumping them in a sink or in common trash cans, because this will cause pollution in rivers, lakes and seas, being a contaminating agent to both human beings and animals. They should be placed in appropriate compatible containers that can be hermetically sealed. The sealed containers must be labeled with the name and class of hazardous substance they contain and the date they were generated.

It never should be returned to the bottle containing the solution, since it can contaminate the solution of the bottle.

In the Solutions and Spectroscopy experiments there is always wastes.

3 0
3 years ago
The magnetic field of an object exerts a force on any magnetic object around it.
11111nata11111 [884]

Answer: True

Explanation: this is true

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Convert 23.064 mass to mg
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ANSWER: 23064 mg

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23.064 g x 1000 = 23064 mg

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