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Hesi A2 Chemistry Exam Questions and Answers 100% Solved

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Hesi A2 Chemistry Exam Questions and Answers 100% Solved Mixture with uniform density throughout and no distinguishable coponents. - Homogeneous Mixture Mixture in which the components are readily distinguished. - Heterogeneous Mixture A change in which the checmical composition of a substanc...

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  • December 8, 2024
  • 7
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Hesi A2
  • Hesi A2
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JOSHCLAY
Hesi A2 Chemistry Exam Questions and

Answers 100% Solved


Mixture with uniform density throughout and no distinguishable coponents.

- ✔✔Homogeneous Mixture

Mixture in which the components are readily distinguished. -

✔✔Heterogeneous Mixture

A change in which the checmical composition of a substance remains the

same. - ✔✔Physical Change

A change in which the chemical bonds are broken and reformed to create a

new and different substance. - ✔✔Chemical Change

The simplest of substances and is represented by a specific letter or

combinations of letters. - ✔✔Element

Combinations of eleements in whole number ratios. - ✔✔Compounds

Mass cannot be created or destroyed during a chemical reaction. - ✔✔Law

of Conservation of Mass




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©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.

, The breaking of bonds and the reforming of new bonds to create new

chemical compounds with different chemical forumulas and different

chemical properties. - ✔✔Chemical Reaction

syntehesis, decomposition, combusion, single replacement, double

replacement - ✔✔Five main types of chemical reactions.

Two elements combine to form a product. - ✔✔Syntehsis Reaction

The breaking of a compound into component parts. - ✔✔Decomposition

Reaction

The reaction of a compound or element with oxygen. In the combusiton of a

hydrocarbon carbon dioxide and water are produced. - ✔✔Combustion

Reaction

Reaction involoving ionic compounds. The reactivity of the ionic

compounds determines whether the reaction will take place or not. Can be

single replacement or double replacement reaction. - ✔✔Replacement

Reactions

Reaction between a more active metal reacting with an ionic compound

containing a less active metal to produce a new compound ex. copper wire

reacting with aqueous silver nitrate. - ✔✔Single Replacement Reaction




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©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.

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