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Examen

AS LEVEL AQA CHEMISTRY LATEST EXAM (2025)QUESTIONS AND ANSWERS AREADY GRADED A+.
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29

junio 2025

2024/2025

A+
What is an equation for number of particles involving number of moles and Avogadros constant? - CorreCt Answers -number of particles = number of moles x Avogadros constant What is the Ideal Gas Equation? - CorreCt Answers -PV = nRT What is P in regards to the Ideal Gas Equation and what is its units? - CorreCt Answers -P = nRT / V pressure and is measured in Pa or Pascals What is V in regards to the Ideal Gas Equation and what is its units? - CorreCt Answers -V = nRT / P volume and is m...
munenebeth20
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Examen

AS-level AQA Physical Chemistry Exam Study Questions with Complete Solutions (Verified Correct Answers) Latest Update 2024
Disponible en un paquete

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46

agosto 2024

2024/2025

A+
Disponible en un paquete
hat is carbon dating? - ANSWER The process of using the radioactive isotopes in carbon-14. All living things contain carbon-14. Carbon-14 decays slowly in a living organism, and the amount lost is continually replenished as long as the organism takes in air or food. Once the organism dies, however, it cannot absorb carbon-14. This means that the amount of the radiocarbon in its tissues steadily decreases.
KenAli
$13.99 Más información

Examen

AS-level AQA Chemistry Exam Study Questions with Complete Solutions (Verified Correct Answers) Latest Update 2024
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23

agosto 2024

2024/2025

A+
Disponible en un paquete
What is an equation for number of moles involving mass and Mr? - ANSWER number of moles = mass / Mr What is an equation for number of moles involving concentration and volume? - ANSWER number of moles = concentration x volume
KenAli
$13.49 Más información

Examen

AS-level AQA Chemistry Exam Prep Test|Questions with Complete Solutions Latest Update 2024
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19

agosto 2024

2024/2025

A+
Disponible en un paquete
Boyle's law - ANSWER The volume of a fixed mass of gas (at a constant temperature) is inversely proportional to its pressure Burette - ANSWER Labatory apparatus used to add precise volumes of liquid during a titration Carbocation - ANSWER Ion with a positively charged carbon atom
KenAli
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Examen

AS-level AQA Chemistry Exam Prep Questions with Complete Solutions Latest Update 2024
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14

agosto 2024

2024/2025

A+
Disponible en un paquete
AS-level AQA Chemistry Exam Prep Questions with Complete Solutions Latest Update 2024 Linear molecule - ANSWER 2 bonds 180 degree angles 2D e.g: CO2 Trigonal planar molecule - ANSWER 3 bonds 120 degree angles 2D e.g: BF3 Tetrahedral molecule - ANSWER 4 bonds 109.5 degree angles 3D e.g: CH4 Trigonal bipyramid molecule - ANSWER 5 bonds 120 degree and 90 degree angles 3D e.g.: PCl5
KenAli
$13.29 Más información

Examen

AS-level AQA Chemistry Exam Study Questions with Complete Solutions Latest Update 2024
Disponible en un paquete

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25

agosto 2024

2024/2025

A+
Disponible en un paquete
Polarity - ANSWER The unequal sharing of the electrons between atoms in a covalent bond Polar - ANSWER Describes a molecule where the charge is not equally distributed, one end is more positive, the other more negative Dipole-dipole forces - ANSWER An intermolecular force between two molecules with permanent dipoles
KenAli
$13.29 Más información

Examen

AS-level AQA Organic Chemistry Exam Study Questions with Complete Solutions (Verified Correct Answers) Latest Update 2024
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25

agosto 2024

2024/2025

A+
Disponible en un paquete
Define the term 'Alkenes' - ANSWER An unsaturated hydrocarbon with the general formula CnH2n, containing at least one carbon-carbon double bond How can we test for the presence of a C=C double bond? - ANSWER Add bromine water (an orange solution) to the unknown solution. If a C=C double bond is present then the solution will decolourise (turn colourless).
KenAli
$13.49 Más información

Examen

AS-LEVEL AQA CHEMISTRY QUESTIONS AND VERIFIED ANSWERS SOLUTIONS LATEST UPDATE 20242025 GRADED A+
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18

julio 2024

2023/2024

A+
AS-LEVEL AQA CHEMISTRY QUESTIONS AND VERIFIED ANSWERS SOLUTIONS LATEST UPDAS-LEVEL AQA CHEMISTRY QUESTIONS AND VERIFIED ANSWERS SOLUTIONS LATEST UPDATE 20242025 GRADED A+ATE 20242025 GRADED A+
Examprofessor1
$12.49 Más información

Examen

AS-level AQA Physical Chemistry Exam Study Questions with Complete Solutions (Verified Correct Answers) Latest Update 2024
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45

junio 2024

2023/2024

A+
Who described atoms as solid spheres that make up different elements and when? - ANSWER John Dalton in the 19th century Who suggested that atoms of a particular element had the same mass and atoms of different elements had different masses and when? - ANSWER John Dalton in 1803 Who discovered the electron and when? - ANSWER JJ Thomson, 1897 discovered electrons proving atoms weren't indivisible or solid
QUINTER
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Examen

AS-level AQA Chemistry Exam Study Questions with Complete Solutions Latest Update 2024
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25

junio 2024

2023/2024

A+
Nucleons - ANSWER Protons and neutrons Electrons (location) - ANSWER Surrounding the nucleus Relative mass of an electron - ANSWER 1/1840 Strong nuclear force - ANSWER The way protons and neutrons are held together in the nucleus Electrostatic forces - ANSWER The attraction between protons and electrons that hold them together in the atom
QUINTER
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