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Honors Chemistry Final Guaranteed Success - Law of Conservation of Mass: ️ The law that states that mass cannot be created or destroyed in ordinary chemical and physical changes. - Law of Definite Proportions: ️ The law that states a chemical compound always contains the same elements...

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  • September 3, 2024
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Honors Chemistry Final Guaranteed Success


- Law of Conservation of Mass:

✔️ The law that states that mass cannot be created or destroyed in ordinary chemical and physical
changes.



- Law of Definite Proportions:

✔️ The law that states a chemical compound always contains the same elements in exactly the same
proportions by weight or mass.



- Law of Multiple Proportions:

✔️ The law that states that when two elements combine to form two or more compounds, the mass
of one element that combines with a given mass of the other is in the ratio of small whole numbers.



- Atom:

✔️ The smallest component of an element having the chemical properties of the element.



- Nuclear Forces:

✔️ The interaction that binds protons and neutrons, protons and protons, and neutrons and neutrons
together in a nucleus.



- Atomic Number:

✔️ The number of protons in the nucleus of an atom.



- Isotope:

✔️ An atom that has the same number of protons as other atoms of the same element but has a
different number of neutrons.



- Mass Number:

✔️ The sum of the number of neutrons and protons that make up the nucleus of an atom.

, - Nuclide:

✔️ An atom that is identified by the number of protons and neutrons in its nucleus.



- Atomic Mass Unit:

✔️ A unit of mass that describes the mass of an atom or molecule.



- Average Atomic Mass:

✔️ Weighted average of the atomic masses for the isotopes of an element.



- Mole:

✔️ The SI base unit used to measure the amount of a substance whose number of particles is the
same as the number of atoms of carbon in exactly 12g of carbon-12.



- Avogadro's Number:

✔️ Used to find molecules, the number of atoms or molecules in one mole (6.022 x 10^23).



- Molar Mass:

✔️ The mass in grams of 1 mol of a substance.



- Electromagnetic Radiation:

✔️ A form of energy that exhibits wavelike behavior as it travels through space.



- Electromagnetic Spectrum:

✔️ All of the frequencies or wavelengths of electromagnetic radiation.



- Wavelength:

✔️ The distance between corresponding points on adjacent waves.

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