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zmey [24]
3 years ago
10

(?)Fe+(?)H20 - - -> (?)Fe3O4+(?)H2​

Chemistry
1 answer:
marusya05 [52]3 years ago
6 0

Answer:

what is this question??

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CHEMISTRY HELP!
Serga [27]
C: The electron moves to a lower energy level
8 0
3 years ago
T he thermochemical equation for the reaction between hydrazine, N2H4, and dinitrogen tetroxide is given as: 2N2H4(2) N204 (1) 3
SpyIntel [72]

Answer:

4N2H4(2) + 2N204 (1) --> 6N2 (g) + 8H20 (g), AHO-2098 kJ

Explanation:

2N2H4(2) + N204 (1) --> 3N2 (g) + 4H20 (g),AHO-1049 kJ

when 6 mol of nitrogen are formed?

The ratio of Nitrogen in the previous therrmochemical equation to when 6 mol f nitrogen are formed is 2; 6/3 = 2.

So to get the new thermoochemical equation, multiply all parameters in the given equation by 2.

We have;

4N2H4(2) + 2N204 (1) --> 6N2 (g) + 8H20 (g), AHO-2098 kJ

6 0
3 years ago
what type of orbital is occupied by an electron with the quantum numbers n=3, 1=2? How many degenerate orbital's of this type ar
ki77a [65]
Tryna boost my score for college chemistry could you give me the brainiest and a thanks? Hope you find your answer your looking for!
4 0
3 years ago
What is the chemical test to differentiate ethanol from ethanoic acid
Tomtit [17]

Answer:

Sodium hydrogencarbonate or sodium carbonate

8 0
3 years ago
Define the "half-life" of a radioisotope
elena55 [62]
The amount of time it takes for 1/2 of it to decay or dissapear

this is liike compound interest because it takes the same amount of time to decay 1/2 of it, regardless of the amount

example

lets say half life of element x is 1 year
if yo has 32 grams, after  1 year, it decays to 16g
2 years decays to 8
3 years decays to 4
4 years decays to 2
5 years decays to 1
etc

hope this helps (I'm not the best at chem)
8 0
3 years ago
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