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jeyben [28]
2 years ago
13

Which is the right answer?

Chemistry
1 answer:
Talja [164]2 years ago
3 0

Answer:

i think its C

Explanation:

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The decomposition of nitrogen dioxide is described by the following chemical equation: Suppose a two-step mechanism is proposed
Mandarinka [93]

Answer:

<u>first step </u>

NO2(g)  ------------------------------------> NO(g) + O(g)

<u>second step</u>

NO2(g) + O(g) -----------------------------> NO(g) + O2(g)

Explanation:

<u>first step </u>

NO2(g)  ------------------------------------> NO(g) + O(g)

<u>second step</u>

NO2(g) + O(g) -----------------------------> NO(g) + O2(g)

8 0
3 years ago
Can someone plz explain ionic and covalent bonding plzzzz!!!
Alexeev081 [22]

Answer:

Ionic Bonding: The formation of an Ionic bond is the result of the transfer of one or more electrons from a metal onto a non-metal.

Covalent Bonding: Bonding between non-metals consists of two electrons shared between two atoms.

Explanation:

4 0
3 years ago
A student places three ice cubes in a beaker and allows them to partially melt. if she measures the temperature of the water in
atroni [7]

She will most likely observe that the temperature does not change during melting because the heat absorbed is used to overcome intermolecular forces rather than to increase the kinetic energy of the particles if she measures the temperature of the water in the beaker.

8 0
3 years ago
Read 2 more answers
A closed container is filled with oxygen. the pressure in the container is 275 kpa . what is the pressure in millimeters of merc
miv72 [106K]
1 kpa = 7.5 mm of Hg  [Remember it or can be found on internet ]

So, 275 kpa = 7.5 x 275  =  2062.5 mm of Hg

8 0
3 years ago
Which particles give the nucleus its positive charge?
Mnenie [13.5K]

Answer:

protons only

Explanation:

proton is present in the nucleus of atom as sub atomic particle ..

proton has + charge in the it's top as p+..

6 0
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