Chemistry

OCR AS Level Chemistry A H432/02 Synthesis and analytical techniques Question paper And Mark Scheme for June 2023

OCR AS Level Chemistry A H432/01 Periodic table, elements and physical chemistry Question paper And Mark Scheme for June 2023

OCR AS Level Chemistry A H032/02 Depth in chemistry Question paper And Mark Scheme for June 2023

OCR AS Level Chemistry A H032/01 Breadth in chemistry Question paper And Mark Scheme for June 2023

Matter - ANSWERAnything that has mass and occupies space Chemistry - ANSWERThe study of composition of matter and the changes that matter undergoes Organic Chemistry - ANSWERThe study of compounds containing carbon Inorganic Chemistry - ANSWERStudy of substances that do not contain carbon Biochemistry - ANSWERArea of chemistry that focuses on processes that take place in organisms Analytical Chemistry - ANSWERArea of chemistry that focuses on the composition of matter Physical ...

In general, when is electromagnetic radiation produced? - ANSWERWhen charged particles move. According to the Bohr model of the atom, the single electron of a hydrogen atom circles the nucleus..how? - ANSWERIn specific, allowed orbits. All orbitals within the p sublevel.. - ANSWERare at the same energy and have the same shape What is true about microwave ovens? - ANSWERMicrowave ovens heat food by rotating water molecules Visible light, X rays, infrared radiation, and radio waves all...

Lab Safety Rules of Science - ANSWER-Add acid to water because if you add water to acid, it can boil over and explode. -Wear goggles with side shields to protect your eyes. -Reagents-Container -It is not safe to eat, drink or put on makeup because it can contaminated. -Hold the specimen at a safe distance and wafe the chemical. DO NOT SMELL THE CHEMICAL! -Wear long sleeves, old clothes, long pants and aprons. -Long hair-Tie back long hair Jewelry-Take off all jewelry and watches Contact ...

Diatomic 7 - ANSWERH, N, O, F, Cl, Br, I Density Formula - ANSWERMass/volume 1 Mole Measurement - ANSWER6.02 x 10^23 1 Mole of Gas At STP - ANSWER22.4 L Standard Temperature - ANSWER0C/273K Standard Pressure - ANSWER101.3kPa/14.7psi/760 mm Hg/29.92 in Hg Molarity (M) - ANSWERMoles solute/L solution molality (m) - ANSWERmoles solute/kg solvent SI Base Unit - Length - ANSWERMeter (m) SI Base Unit - Mass - ANSWERKilogram (kg) SI Base Unit - Time - ANSWERSecond (s) S...

Chemistry - ANSWERScience that deals with the structure and properties of substances and with the changes that they go through; how things are built and how we change them Inorganic chemistry - ANSWERChemistry of everything non-carbon containing Organic chemistry - ANSWERChemistry of carbon-containing compounds Biochemistry - ANSWERChemistry of living organisms Physical Chemistry - ANSWERStudy of physics applied to chemistry Analytical Chemistry - ANSWERStudy of the analysis techn...