IB DP Chemistry: HL復習筆記2.1.1 The Nuclear Atom
Mass & Charge Distribution The mass of an atom is?concentrated?in the nucleus, because the nucleus contains the heaviest subatomic particles (the neutrons and protons) The mass of the electron ...
IB DP Chemistry: HL復習筆記1.2.9 Titrations
Titrations Volumetric analysis?is a process that uses the volume and concentration of one chemical reactant (a standard solution) to determine the concentration of another unknown solution The tech...
疫情下中國學生IBDP大考成績有何變化？
疫情下中國學生IB DP大考成績有何變化？ 近日，IBO官網公布了全球173878名學生在今年5月份進行的IB考試成績，這其中包含IBDP（高中文憑課程）和IBCP（職業教育）兩種課程。資料顯示，今年IB DP全球平均分31.98分...
IB DP Chemistry: HL復習筆記1.2.8 Concentration Calculations
Concentration Calculations Step by step Concentration calculations involve bringing together the skills and knowledge you have acquired previously and applying them to problem solving You should be...
IB DP Chemistry: HL復習筆記1.2.7 Standard Solutions
Concentrations of Solutions Standard solutions Chemists routinely prepare solutions needed for analysis, whose concentrations are known precisely These solutions are termed?standard solutions They ...
IB DP Chemistry: HL復習筆記1.2.6 Real Gases
Real Gas Behaviour The?ideal gas equation?does not fit all measurements and observations taken at all conditions with real gases The relationship between pressure, volume and temperature shows sign...
IB DP Chemistry: HL復習筆記1.2.5 Gas Law Relationships
Gas Law Relationships Gases?in a container exert a?pressure?as the gas molecules are constantly?colliding?with the walls of the container Gas particles exert a pressure by constantly colliding with...
IB DP Chemistry: HL復習筆記1.2.4 The Ideal Gas Equation
Ideal Gas Equation Kinetic theory of gases The kinetic theory of gases?states that molecules in gases are constantly moving The theory makes the following assumptions: The gas molecules are moving ...
IB DP Chemistry: HL復習筆記1.2.3 Avogadro's Law & Molar Gas Volume
Avogadro's Law Volumes of gases In 1811 the Italian scientist Amedeo?Avogadro?developed a theory about the volume of gases Avogadro’s law?(also called?Avogadro’s hypothesis)?enables the mole ratio ...
