chemistry

38問 • 1年前

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問題一覧

Deals with the study of matter and the substance that constitute it

chemistry

Basic unit of matter

atom

Central part of an atom

nucleus

Positive charge

proton

Negatively charged

electron

No charge

neutron

Abundant elements

hydrogen and helium

Abundant element by mass

iron

Element,most common in earth crust

oxygen

Naturally on earth

natural element

Does not naturally occur

synthetic element

Molecule mad of atoms from different elements

compound

Anything that occupies space and has mass

matter

Has definite shape and volume

solid

Definite volume but no shape

liquid

No definite shape and volume

gases

Group of atoms bond together

molecules

Arrangement of all chemical elements

periodic table

One set of chemical compounds are transformed from one to another

chemical reaction

Attraction between charged particles called ions

ionic bonds

Ions that is positive charged

cations

Ions that are negatively charged

anions

Left side of the periodic table of the elements

metals

Zigzag line towards the right side of the periodic table acts as a border,of sorts,between metals and nonmetals

metalloids or semi-metals

The elements on the right side of the periodic table

nonmetals

The temperature a gas becomes liquid

condensation

Metal that gas the highest melting point

tungsten

pH of pure water

A state that for a guceb mass of any gas and within the temperature held constant,the volume of the gas varies inversely with pressure

boyle’s law

State that the volume of a fixed amount of gas maintained at constant pressure is directly proportional to its absolute kelvin

charles’ law

States that at constant volume, the pressure of a fixed mass of gas is directly proportional to the absolute temperature

gay-lussacac’s law

The space occupied by gas particles

volume

The amount of pure substance that contains the same number of atoms and molecules

moles(n)

A measure of the average kinetic energy of the molecules

temperature

The force that the gas exerts on the container boundaries

pressure

Is any change in a substance form that does not change its chemical makeup

physical change

A process that leads to the chemical transformation of one set of chemical substances to another

chemical reaction

Occurs when atoms of a substance are rearranged and the bonds between the atoms are broken

chemical change

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HUM2

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PYTHON2

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CHAPTER 7

CHAPTER 7

CHAPTER 8

CHAPTER 8

CHAPTER 9

CHAPTER 9

CHAPTER 10

CHAPTER 10

CHAPTER 11

CHAPTER 11

問題一覧

Deals with the study of matter and the substance that constitute it

chemistry

Basic unit of matter

atom

Central part of an atom

nucleus

Positive charge

proton

Negatively charged

electron

No charge

neutron

Abundant elements

hydrogen and helium

Abundant element by mass

iron

Element,most common in earth crust

oxygen

Naturally on earth

natural element

Does not naturally occur

synthetic element

Molecule mad of atoms from different elements

compound

Anything that occupies space and has mass

matter

Has definite shape and volume

solid

Definite volume but no shape

liquid

No definite shape and volume

gases

Group of atoms bond together

molecules

Arrangement of all chemical elements

periodic table

One set of chemical compounds are transformed from one to another

chemical reaction

Attraction between charged particles called ions

ionic bonds

Ions that is positive charged

cations

Ions that are negatively charged

anions

Left side of the periodic table of the elements

metals

Zigzag line towards the right side of the periodic table acts as a border,of sorts,between metals and nonmetals

metalloids or semi-metals

The elements on the right side of the periodic table

nonmetals

The temperature a gas becomes liquid

condensation

Metal that gas the highest melting point

tungsten

pH of pure water

A state that for a guceb mass of any gas and within the temperature held constant,the volume of the gas varies inversely with pressure

boyle’s law

State that the volume of a fixed amount of gas maintained at constant pressure is directly proportional to its absolute kelvin

charles’ law

States that at constant volume, the pressure of a fixed mass of gas is directly proportional to the absolute temperature

gay-lussacac’s law

The space occupied by gas particles

volume

The amount of pure substance that contains the same number of atoms and molecules

moles(n)

A measure of the average kinetic energy of the molecules

temperature

The force that the gas exerts on the container boundaries

pressure

Is any change in a substance form that does not change its chemical makeup

physical change

A process that leads to the chemical transformation of one set of chemical substances to another

chemical reaction

Occurs when atoms of a substance are rearranged and the bonds between the atoms are broken

chemical change