..because the energy put in to making bonds is greater than the energy given back from breaking bonds.
The exothermic part of the reaction is greater than the endothermic part.
Answer: 
Explanation:
If we have an initial amount of a radioactive material or substance, which is
, and we also are told this amount decays
each year, this means each year
of the substance remains:

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<u>To understand it better:</u>
Year 1: 
Year 2: 
Year 3: 
and so on until year
:
Year t: 
Therefore, the function tha best describes this radiation decay situation is:

Answer:
I belive it is c
Explanation: If an object is at rest it shall stay at rest until an equal or oppisite force is applied.
Modelling the structure of the atom is important because modeling replaces the real system with something similar but easier to examine. Option B
<h3>What is modeling?</h3>
A model is a representation of reality. We know that a model could help us to recreate reality in a manner that we could be able to relate fully with it. A model could be used also a means of explanation.
The atomic models that we have usually help us to understand more abut the atom. Therefore, modelling the structure of the atom is important because modeling replaces the real system with something similar but easier to examine. Option B
Learn more about modelling the atom:brainly.com/question/1596638
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Answer:
D
Explanation:
Rinse the cuvette with the sample solution, after washing, to remove residual solvent.