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Basile [38]
3 years ago
12

In a chemical reaction, an iron atom became the ion Fe2+. What happened to the iron atom?

Chemistry
2 answers:
Tems11 [23]3 years ago
6 0
Iron atom is oxidized or you can say it loses 2 electrons.
Sindrei [870]3 years ago
4 0

It lost electrons and was oxidized

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A gas has a temperature of 273.15 K and a pressure of 101.325 kPa. What can be concluded about the gas? It has reached standard
Mandarinka [93]

Explanation:

A gas has a temperature of 273.15 K and a pressure of 101.325 kPa. It can be concluded that this gas has reached standard temperature and pressure.

Standard temperature is zero degree celcius which corresponds to 273.15 degree kelvin.

Standard pressure is 760 mmHg which corresponds to 101.325 kPa.

6 0
3 years ago
What type of electromagnetic waves does the human eye see as the colors red, blue, or green
Delicious77 [7]

Answer:

Visible light waves

Explanation:

Visible light waves are the only electromagnetic waves we can see. We see these waves as the colors of the rainbow. Each color has a different wavelength. Red has the longest wavelength and violet has the shortest wavelength.

5 0
3 years ago
The number of atoms present in 2.5 mole of triatomic gas is equivalent to ​
RUDIKE [14]

Answer: 1.41725 X 10^{24} atoms

Explanation:

One male of any gas containing no. of atoms$=6.023\times10^{23}$

2.5 moles of gas containing no. of atoms$=2.5\times6.023\times10^{23}$$=15.0575\times10^{23}$

The given gas is triatomic gas. Hence

No. of atoms$=3\times15.075\times10^{23}$

$=14.1725\times10^{23}$\\$=1.41725\times10^{24}$

6 0
3 years ago
Please help! I really need help on this!​
sineoko [7]

Answer:

I wanna say c

Explanation:

It makes the most sense, because non-metals don't produce an electrical current, and therefore aren't conductors.

5 0
3 years ago
How is a "decay event' recorded
mrs_skeptik [129]
Their dark matter detector witnessed the rarest event ever recorded: the radioactive decay of xenon-124. ... The supreme fine-tuning and clean measurements allowed by XENON1T enabled scientists to witness xenon-124 decay away at a rate that far exceeds the life of the universe.
Hope that helps.
6 0
3 years ago
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