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Ludmilka [50]
3 years ago
6

How can you tell the difference between non metals from metals on the periodic element chart with no colors

Chemistry
1 answer:
Leni [432]3 years ago
6 0
You can tell the difference by How shiny it is and by how heavy it is
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Aleksandr-060686 [28]
I think it’s the constants
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Nitric acid is often manufactured from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming of natural
ikadub [295]

Answer: N_2(g)+3H_2(g)+4O_2(g)\rightarrow 2HNO_3(g)+2H_2O(g)

Explanation:

According to the law of conservation of mass, mass can neither be created nor be destroyed. Thus the mass of products has to be equal to the mass of reactants. The number of atoms of each element has to be same on reactant and product side. Thus chemical equations are balanced.

The balanced chemical reaction for nitrogen and hydrogen react to form ammonia:

N_2(g)+3H_2(g)\rightarrow 2NH_3(g)     (1)

The balanced chemical reaction for ammonia and oxygen react to form nitric acid and water:

NH_3(g)+2O_2(g)\rightarrow HNO_3(g)+H_2O(g) \times 2

2NH_3(g)+4O_2(g)\rightarrow 2HNO_3(g)+2H_2O(g)    (2)

The net chemical equation for the production of nitric acid from nitrogen, hydrogen and oxygen by adding 1 and 2

N_2(g)+3H_2(g)+4O_2(g)\rightarrow 2HNO_3(g)+2H_2O(g)

5 0
3 years ago
HLP PLZ. ____ g iron reacts with 71 g chlorine to produce 129 g of iron (II) chloride.
Mrrafil [7]

Answer: 58

Explanation:

I am taking the quiz

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Newton's first law of motion, or the law of inertia, states:
Lady bird [3.3K]

Answer:

when he collided with the passerby

Explanation:

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Who developed the first scientific atomic theory?
Annette [7]

Answer:

John Dalton

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John Dalton (1766-1844) is the scientist credited for proposing the atomic theory. This theory explains several concepts that are relevant in the observable world.

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