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Nata [24]
3 years ago
7

F.ree points for all!

Chemistry
1 answer:
shepuryov [24]3 years ago
4 0

Answer:

here...I helped u! XD

jkjk...I'll got to the other questions too...dw! XD

Explanation:

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Write a balanced half-reaction for the oxidation of gaseous nitric oxide NO to nitrate ion NO−3 in acidic aqueous solution. Be s
crimeas [40]

Answer:

2H_2O(l)+NO(g)\rightarrow NO_3^-(aq) +4H^+(aq)+3e^-

Explanation:

Hello there!

In this case, according to the given information, it turns out possible to set up the initial version of the half-reaction as follows:

NO\rightarrow NO_3^-

Now, we assign the oxidation numbers to both nitrogen atoms:

N^{2+}O\rightarrow N^{5+}O_3^-

It means three electrons are carried, two water molecules are needed on the left side in order to balance the oxygen atoms and consequently four hydronium ions to balance hydrogen atoms in acidic media:

2H_2O(l)+NO(g)\rightarrow NO_3^-(aq) +4H^+(aq)+3e^-

Regards!

3 0
2 years ago
A sample of nitrogen occupies a volume of 250 mL at 25 oC. What volume will it occupy at 95 oC?
Volgvan

Answer:

308.7 mL

Explanation:

V1/T1 =V2/T2           T must be in K units

V2 = V1T2/T1

     =  (.250)(95 + 273.15) / (25 + 273.15)  = .3087 LITER

4 0
2 years ago
The bottom number on each element on the Periodic Table is called
Flura [38]

Answer:

The bottom number on each element of the periodic table are called the 4f series or lanthanoids and 5f or actanoids. They are also called inner transition elements.

7 0
3 years ago
Environmental science is a *
ryzh [129]
I would say that the answer is d?
3 0
3 years ago
List or draw two ways to visually represent C6H14
KonstantinChe [14]
There are several ways to visually represent compounds. For this particular organic compound, we can use the skeletal formula and the expanded formula. The skeletal makes use of lines to show which atoms are bonded to each other. The expanded formula shows the species of the atoms and their bonding with other atoms. I have attached the two representations.

6 0
3 years ago
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