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EXCELLENT HOMEWORK HELP AND TUTORING ,ALL KIND OF QUIZ AND EXAMS WITH GUARANTEE OF A EXCELLENT HOMEWORK HELP AND TUTORING ,ALL KIND OF QUIZ AND EXAMS WITH GUARANTEE OF A Am an expert on major courses especially; psychology,Nursing, Human resource Manageme

EXCELLENT HOMEWORK HELP AND TUTORING ,ALL KIND OF QUIZ AND EXAMS WITH GUARANTEE OF A
EXCELLENT HOMEWORK HELP AND TUTORING ,ALL KIND OF QUIZ AND EXAMS WITH GUARANTEE OF A
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bundle for AQA 2023 AS CHEMISTRY 7404/2 Paper 2 Organic and Physical Chemistry questions and answers verified

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goood luck

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Chemistry AQA AS EXAM 2024 QUESTIONS WITH 100% CORRECT ANSWERS

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Chemistry AQA AS EXAM 2024 QUESTIONS WITH 100% CORRECT ANSWERS Mass number - ANSWERS Total number of protons and neutrons. Atomic number - ANSWERS Numbers of protons in the nucleus and number of electrons in shells. Negative Ions - ANSWERS More electrons than protons. Positive ions - ANSWERS More protons than electrons. Relative isotopic mass - ANSWERS mass of an atom of an isotope of an element on a scale where an atom of carbon12 is 12. Relative atomic mass - ANSWERS average mass o...

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AQA AS Physical Chemistry 2024 exam questions with 100% correct answers

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AQA AS Physical Chemistry 2024 exam questions with 100% correct answers Who described atoms as solid spheres that make up different elements and when? - ANSWERS 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? - ANSWERS John Dalton in 1803 Who discovered the electron and when? - ANSWERS JJ Thomson, 1897 discovered electrons proving atoms weren't indivisible or solid. New m...

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AQA AS Organic Chemistry exam questions with 100% correct answers

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AQA AS Organic Chemistry exam questions with 100% correct answers Define the term 'empirical formula' - ANSWERS A formula that gives the simplist whole number ration of atoms of each element in a compound Define the term 'molecular formula' - ANSWERS A way of representing molecules that shows the actual number of atoms of each element in a molecule Define the term 'General formula' - ANSWERS An algebraic formula that can describe any member of a family of compounds Define the t...

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AQA AS level Chemistry exam 2024 questions with 100% correct answers

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AQA AS level Chemistry exam 2024 questions with 100% correct answers Nucleons - ANSWERS Protons and neutrons Electrons (location) - ANSWERS Surrounding the nucleus Relative mass of an electron - ANSWERS 1/1840 Strong nuclear force - ANSWERS The way protons and neutrons are held together in the nucleus Electrostatic forces - ANSWERS The attraction between protons and electrons that hold them together in the atom Atomic Number (Z) - ANSWERS The number of protons in the nucleus Mass nu...

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AQA 2023 AS CHEMISTRY QUESTIONS WITH 100% CORRECT ANSWERS

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AQA 2023 AS CHEMISTRY QUESTIONS WITH 100% CORRECT ANSWERS Absolute temperature - ANSWERS Temperature measured in Kelvin Absolute zero - ANSWERS The lowest possible temperature theoretically achieveable - 273.15 degrees celius or zero Kelvin Acceleration - ANSWERS The stage in mass spectrometry where positive ions are speeded up by an electric field Acid rain - ANSWERS Rain that has been acidified by pollutants such as sulfur dioxide Actual yield - ANSWERS Mass of product obtained in a ...

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AQA 2023 AS CHEMISTRY 7404/2 Paper 2 Organic and Physical Chemistry questions and answers verified

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AQA 2023 AS CHEMISTRY 7404/2 Paper 2 Organic and Physical Chemistry questions and answers verified What is the equation linking mass moles and MR? Mass=moles * MR What is the definition of Ar (relative atomic mass)? The average mass of an atom of an element compared to the mass of one twelfth of carbon 12. What does Mr stand for? Relative molecular mass Define relative isotopic mass. The mass of an isotope of an element compared to the mass of one twelfth of the mass of carbon 12 ...

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AQA Psychology A Level prep exam questions and answers

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AQA Psychology A Level prep exam questions and answers Explain what is meant by "inference" in relation to this study? - ANSWERS Inference is when the researcher goes on beyond this study to infer about results. OUtline what is meant by Congurance. Explain one way in which Dominic might achieve congurence. - ANSWERS Congurence is when there's a match between how you percieve yourself and the way you see your ideal self. Dominic needs to close the gap between how he see's himself ...

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