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Anuta_ua [19.1K]
2 years ago
9

Help please answer show proof

Chemistry
1 answer:
slavikrds [6]2 years ago
5 0

Answer:

d or c

Explanation:

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The diagram shows four different locations in an atom.
Ainat [17]

Answer:

The answer is 1 and 4.

Explanation:

Mass is most concentrated in the nucelus of an atom. Therefore, if you are looking to find the area with the least mass, go outside of the nucelus. Points one and four are the furthest outside of the nucleus.

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2 years ago
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Ludmilka [50]

Answer:    The three main rock types are igneous, metamorphic and sedimentary.

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Explanation:

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3 years ago
Identify three reasons why
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The radioactive decay of unstable isotopes continually generates new energy within Earth's crust and mantle, providing the primary source of the heat that drives mantle convection. Plate tectonics can be viewed as the surface expression of mantle convection.
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This is a group 2 element that is called the alkaline earth metals. It burns with a very bright light
erica [24]

the alkaline eart metal s are

Beryllium

Magnesium

calcium

Strontium

barium


out of these Magnesium reacts with oxygen and produces bright light due to formation of MgO

all other metals also form oxides but the oxide of Mg is brightest

7 0
3 years ago
Define reaction rate<br>​
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