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givi [52]
3 years ago
9

True or false A compound can consist of one kind of element?

Chemistry
1 answer:
slavikrds [6]3 years ago
6 0
False because a compound is one or more elements
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The radius of the large cylinder of a hydrolic press
Sloan [31]

Answer: 1) 400N

2)1.6

Explanation:

1) 5cm = 100N of force

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20cm=400n

2) 0.4 X 4 = 1.6

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Why was it significant that amino acids were produced from a mixture of methane gas, hydrogen gas, ammonia, and water vapor?
melisa1 [442]

Answer:

It was significant because thanks to Miller's experiment, it was possible to test many years later and with modern techniques, the progress of the evolution of life on Earth.

Explanation:

In Miller's experiment, he subjected a mixture of methane, ammonia, hydrogen, carbon dioxide, nitrogen and water to strong electric shocks and high temperatures. He noted that organic molecules such as glucose, amino acids such as glycine, alanine, glutamic acid and aspartic acid were formed. Subsequently, in 2008 other scientists analyzed these compounds using more sensitive devices. Their analyzes found the formation of 20 amino acids (proteins) and 6 components found in the nucleus of the cells, thus checking the progress of the evolution of life on Earth.

8 0
3 years ago
What is the volume correction according to the van der Waals equation?
melomori [17]
The correction according to the Van Dee Walls equation is Vn-b
7 0
3 years ago
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In order for a ship to stay afloat, its buoyant force must be _____.
ra1l [238]
Equal to or greater than the ship's weight

it has to be more than the force of gravity pulling down on it
7 0
3 years ago
Argon is an inert gas ..?
Nuetrik [128]

Answer:

true

Explanation:

n·ert gas

/iˈnərt ˈˌɡas/

noun

another term for noble gas.

4 0
3 years ago
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