R isomer Study guides, Class notes & Summaries

what percentage of water is in the body? 60% Relationship between protons and acids & bases Acids donate proton. Bases accept proton Strong Acids Vs Weak Acids Strong acids fully dissociate (100%) and weak acids partially dissociate properties of water dipole dipole polar H bonding dissolves electrolytes ( CL /Na) Small Kd- doesn't dissociate alot kw ion product 10^-14 pH -log[H+] biological PH 7.4 types of buffers phosphates, bicarbo...

isomers are two compounds with the same molecular formula that are different - ANSWER-what are isomers 1. Structural (constitutional) isomers 2. Stereoisomers (two types) - enantiomers and diasteromers 3. Geometric isomers (also known as cis and trans isomers) - ANSWER-What are the three types of isomers? different bonding arrangement of atoms. atoms are bonded together in a different sequence - ANSWER-what is a structural (constitutional) isomer? stereoisomers: atoms are bonded toget...

CHEM&219 Unit 3 Nomenclature Exam with Correct Solutions What is R/S nomenclature used for? - Answer -Naming each enantiomer of an enantiomer pair of a chiral molecule What is E/Z nomenclature used for? - Answer -Used for determining and naming the cis- or trans- nature of a substituted alkene. R/S Nomenclature of Enantiomers - Answer -The system used to name enantiomeric forms of a chiral molecule is known as the R/S system or the Cahn-Ingold-Prelog(CIP) system (after its developers). Th...

BCPS Test Questions with All Correct Answers sensitivity formula - ANSWER "Sensitivity =true positive/(true positive +false negative) Note: more sensitive is closer to 1" specificity formula - ANSWER Specificity = True negative/(true negative + false positive) precision definition - ANSWER how consistent the test results are accuracy formula - ANSWER "accuracy=(true positive plus true negative)/total - how true the test results are" receiver operator characteristic - ANSWER "the ...

November 14, 1994 - ANSWER What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant recovery? oxygen atom from the ozone. - ANSWER When a chlorine atom meets with an ozone molecule, it takes one _______ CFC - ANSWER R-11 is a: HFC - ANSWER R-134A is a: destroy the ozone. - ANSWER ODP is a measurement of CFCs and HCFCs ability to __________ recovered. - ANSWER To take refrigerant out of a system, it must be ________ Gray - ANSWER The body of a recover...

BCPS Test Questions With Complete Solution sensitivity formula - CORRECT ANSWERS "Sensitivity =true positive/(true positive +false negative) Note: more sensitive is closer to 1" specificity formula - CORRECT ANSWERS Specificity = True negative/(true negative + false positive) precision definition - CORRECT ANSWERS how consistent the test results are accuracy formula - CORRECT ANSWERS "accura...

isomers are two compounds with the same molecular formula that are different - ANSWER-what are isomers 1. Structural (constitutional) isomers 2. Stereoisomers (two types) - enantiomers and diasteromers 3. Geometric isomers (also known as cis and trans isomers) - ANSWER-What are the three types of isomers? different bonding arrangement of atoms. atoms are bonded together in a different sequence - ANSWER-what is a structural (constitutional) isomer? stereoisomers: atoms are bonded toget...

AQA A Level Chemistry Definitions questions and answers latest top score. Relative Atomic Mass - ANS.The weighted mean mass of an atom of an element relative to 1/12 of the mass of one atom of carbon-12 First Ionisation energy - ANS.The energy required to remove an electron from each atom in one mole of gaseous atoms Acid - ANS.A species that is a proton donor Activation Energy - ANS.The minimum energy required to start a reaction by the brea...

ULTIMATE AP Biology Exam Review Study Guide with Complete Solutions Define the following: isotope, valence shell, covalent bond, ionic bond - Answer️️ - Isotope- one of several atomic forms of an element, each with the same # of protons, but different number of neutrons Valence shell- the outermost energy shell of an atom, containing valence electrons involved in chemical reactions Covalent bond- bond where the electrons are shared Ionic bonds- a chemical bond resulting from the attr...

Chapter 1 Carbon and Its Compounds CHECKPOINT PROBLEMS Practice Problem 1.1 a) S — 1s2 2s2 2p6 3s2 3p4 b) Cl — 1s2 2s2 2p6 3s2 3p5 c) Na+ — 1s2 2s2 2p6 1-2 Copyright © 2018 Nelson Education Limited Practice Problem 1.2 a) Count valence electrons. Build a basic bonding framework and account for electrons used. Add remaining electrons and check for formal charges. The molecule has a lone pair on the nitrogen. All other electrons are bonding electrons. b) Count valence electrons. Build a bas...