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OleMash [197]
3 years ago
5

HelloThank you for not answering my question

Chemistry
1 answer:
julsineya [31]3 years ago
4 0
**Visible confusion** no problem
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Using the following general equation for a nuclear reaction, complete the statements below.
sammy [17]
Atomic number is written in subscript:
Uranium atomic number =92

Mass of neutron is the superscript value times the quantity (moles):
3*1= 3

Atomic mass is approximately equivalent to the number of protons and neutrons in the atom (the mass number). It's written in superscript:

Kr=92

No. of neutrons = Mass number (in superscript) - Atomic number ( in subscript)

= 141-56= 85

No. of neutrons in reactants are: 3
8 0
3 years ago
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Which statement about moons is NOT true?*
defon

Answer:

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6 0
4 years ago
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 mass per unit volume called?
harina [27]

Answer:

The correct answer is Density

Explanation:

Hope this helps you

3 0
4 years ago
What is the mass of 1.450 mol Cd3N2?<br> 124,2 g<br> 234.7 g<br> 529.6 g<br> 738.9 g
Degger [83]

Answer:

The answer is 529.6 g

Explanation:

I took the test and somehow got it right :0 but yea this is the correct answer. I hope this helps :)          

5 0
3 years ago
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