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Vera_Pavlovna [14]
3 years ago
10

A/an _______ is the smallest unit of matter that has the characteristics of a chemical element.

Chemistry
2 answers:
konstantin123 [22]3 years ago
8 0
The Answer is C) atom

julsineya [31]3 years ago
7 0

Answer:

The answer is atom.

Explanation:

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The term "periodic" helps identify __________ that occur in the table, like electronegativity or atomic radii.
Montano1993 [528]

Answer:

option C= patterns

Explanation:

The periodic table is helpful to identify the element readily. All the elements are arranged properly. The elements with same physical and chemical properties are placed in same group and period. Periodic table is also helpful to predict the properties of those elements which are not discovered yet. This table is also very helpful to balance the chemical equations. The horizontal rows are called periods while vertical column are called groups. There are seven periods and eighteen groups are in periodic table.

Trends in periodic table:

As we move left to right in a period the atomic radius is decreases with increase of atomic number. The ionization energy goes to increases from left to right in period because of greater hold of nuclear charge on valance electron, so that's way more energy is required to overcome this charge and to make the atom ionic.

From left to right in period electron affinity and electronegativity also increases.

As we move top to bottom in group ionization energy decreases with increase of atomic number  because of large atomic radius. The valance electron require less energy to move free. The electron affinity and electronegativity also decreases from top to bottom.

6 0
3 years ago
Al calentar la mantequilla, esta se transforma en liquido, este cambio se denomina?
BlackZzzverrR [31]

Answer:

cambio fisico

Explanation:

4 0
3 years ago
HELP! URGENT Which of the following best states the relationship between erosion and deposition?
MariettaO [177]
The answer is A: When the energy transporting sediments diminishes, the sediments settle in a low-lying area; therefore, deposition always follows erosion
7 0
3 years ago
What happens to the solar energy absorbed by plants during photosynthesis ?
zzz [600]

Answer:

Photosynthesis in plants converts solar energy into chemical energy using electrons and protons from water. in plants involves a series of steps and reactions that use solar energy, water, and carbon dioxide to produce organic compounds and oxygen.

Explanation:

7 0
3 years ago
Read 2 more answers
Question 2 (5 points)
blagie [28]

The water in Glass A is cooler than the water in Glass B; therefore, the particles in Glass A move slower.

Option D

<h3>Chemical Reactions</h3>

Generally,the experiment shows that  glass B temperature is higher than glass temperature A and this is given that observation that the solute dissolves faster in glass B than glass A.

Therefore,The water in Glass A is cooler than the water in Glass B; therefore, the particles in Glass A move slower.

For more information on Temperature

brainly.com/question/13439286

5 0
2 years ago
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