Answer:
Phase changes that require a loss in energy are condensation and freezing.
Explanation:
169.32 grams of NH3 ........
Compounds
Explanation:
Compounds are substances that can be broken down by chemical means. They are categorized as pure substances due to their definite composition.
- Compounds are substances composed of two or more kinds of atoms or elements joined together in a definite grouping.
- Properties of compounds differs from those of the constituent atoms.
- Compounds are broken down by chemical means because they are products of chemical changes.
- Several kinds of compounds exists through combinations of atoms.
- Compounds have definite compositions
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Compounds and bonds brainly.com/question/11064344
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Answer:
oK so pay pattention to the fractions
Explanation: