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Sergio039 [100]
2 years ago
9

I'll give brainliest

Chemistry
2 answers:
Levart [38]2 years ago
8 0

Answer:

it's nitrogen

Explanation:

nitrogen has 7 protons 7 electrons and 7 neutrons and that's just demonstrated on the picture

sveta [45]2 years ago
3 0

Answer: Nitrogen

Explanation:

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Which of the following is accurate in describing the placement and classification of iodine?
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You can answer this question by only searching the element in the periodic table.

The atomic number of iodine, I, is 53. It is placed in the column 17 (this is the Group) and row 5 (this is the Period).

The conclusion is that the iodine is located in Period 5, Group 17, and is classified as a nonmetal.
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3 years ago
A __________ has distinct properties and composition that never vary.
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<h2>Answer </h2>

Matter

<u>Explanation </u>

A matter has distinct properties and composition that never vary. The matter is anything which possesses mass and occupies space. The matter has different characteristics and a distribution that does not change from unit to unit. Materials which cannot be disintegrated into simpler materials. Each is made of only one kind of atom in subatomic level. For example, a chair, table, and similar everything that has mass and occupies space is matter.

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