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tatiyna
2 years ago
14

What does the release or absorption of energy indicate

Chemistry
2 answers:
Viktor [21]2 years ago
5 0

Answer:

Chemical Change

Explanation:

Illusion [34]2 years ago
4 0
Chemical change
Hope this helps!
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What is meant by collision theory?
Tcecarenko [31]

Answer:

The collision theory states that a chemical reaction can only occur between particles when they collide (hit each other).

<em>h</em><em>o</em><em>p</em><em>e</em><em> </em><em>i</em><em>t</em><em> </em><em>h</em><em>e</em><em>l</em><em>p</em><em>s</em><em>~</em>

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2 years ago
What occurs along a convergent plate boundary ?
Margaret [11]

Answer:

Two plates pull towards each other

Explanation:

Along a convergent plate boundary, two plates moves towards each other as the move in the same direction.

This results in different forms of plate interactions depending on the plate types.

  • At an ocean - ocean and continental - ocean convergent front, subduction of the oceanic plate occurs. This is because the oceanic plate below is denser than the asthenosphere.
  • At a continental - continental convergent front, the continental crust is pulls upward and build up as a mountain.
  • The subduction produces trenches and some volcanic islands.
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2 years ago
Read 2 more answers
An atom of nitrogen has seven electrons. I hitch diagram correctly represents the arrangement of these electrons?
Alex787 [66]

Answer:

C.

Explanation:

1s2 2s2 2p3

              ∧ ∧ ∧

⇅     ⇅   |    |   |

         

8 0
3 years ago
A student designs an experiment to see the effects exposing a block of ice to sunlight over time. The students makes a hypothesi
jeka94

In this experiment, the experimental group is ice, the independent variable is sunlight while on the other hand, the dependent variable is block of ice.

<h3>What are dependent and independent variables?</h3>

Dependent variable is a type of variable in which a variable whose value depends on another variable while on the other hand, independent variable is a type of variable in which a variable whose value does not depends on another variable. Dependent variable is denoted by X whereas the independent variable is denoted by Y.

So we can conclude that In this experiment, the experimental group is ice, the independent variable is sunlight while on the other hand, the dependent variable is block of ice.

Learn more about variable here: brainly.com/question/25223322

#SPJ1

8 0
2 years ago
1. A 205 g sample of H20 at 25.0 °C is heated until the temperature reaches 75.0 °C. How many
Pachacha [2.7K]

Answer:

i really dont know

Explanation:

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