pa help please???
Brainleist ko nakasagot ng tama nito
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pa help please???Brainleist ko nakasagot ng tama nito
pa help please???
Brainleist ko nakasagot ng tama nito
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Answer:
Guide question:
1.A chemical substance is a form of matter having constant chemical composition and characteristic properties.[1][2] Some references add that chemical substance cannot be separated into its constituent elements by physical separation methods, i.e., without breaking chemical bonds.[3] Chemical substances can be simple substances,[4] chemical compounds, or alloys. Chemical elements may or may not be included in the definition, depending on expert viewpoint.
2.Pure substances are mostly homogeneous in nature containing only one type of atoms or molecules.
3.(dko napo alam d ko din po sure yung number 2.)
Explanation:
Dko po alam yung chart
Answer:
1. In chemistry, a pure substance is a sample of matter with both definite and constant composition and distinct chemical properties. To avoid confusion, a pure substance is often referred to as a "chemical substance."
2. Pure substances have a perfectly homogeneous nature.
Pure substances are made up of only one type of atoms or molecules.
Pure substances have a fixed composition.
Pure substances have a fixed density, melting point, boiling point etc.
3. oki
Explanation:
set of properties
1 Appearence it is colorles and can indicate pollution
2. Melting point 0 C
3. Boiling point 100 C