Acids & Bases Intro to Acids & Bases Definitions Properties Uses. Acids & Bases I. Intro to Acids & Bases Definitions Properties Uses. ACID-BASE REACTIONS. A homogeneous mixture that contains a solvent and a solute(s). PARTS OF A SOLUTION : 1...
Definitions of Acids and Bases Bronsted-Lowrey definition Acid- proton (H+) donor Base-proton acceptor This is a more general definition Under this definition, water can act as both an acid and a base and is said to be amphoteric. When water acts as a base and accepts a proton, the hyd...
(self-splicing)Group II introns in fungal mitochondria and plastids(self-splicing)Introns in pre-mRNA(spliceosome mediated)Introns in pre-tRNAGroup I and II intronsThe sequence of transesterification reactions that splice together the exons of eukaryotic pre-mRNAs.Splicing of Group I and II intro...
Charles Darwin Darwin’s letter to Thomas Huxley 1857 Haeckel’s pedigree of man /introbio/tutorial/Concept-maps/1002/systematics-map.html Phylogenetics: Field of biology that studies the evolutionary relationships between organisms. It includes the discovery of these relationships, and the study of ...
TrEMBL数据库的建立 SWISS-PROT的网址: /sprot TrEMBL的网址: http://www.ebi.ac.uk/trembl/index.html PIR(protein information resource) 1. 由美国NCBI翻译自GenBank的DNA序列(1984年); 2. 在EMBL和GenBank数据库上均建立了镜像站点; 3. 数据依据注释的质量分为4类。 196 未翻译(Unencoded or untransl...
Intro_to_Analytical_Chemistry08 IntroductiontoAnalyticalChemistry LectureDate:January14th,2008 WhatisAnalyticalChemistry?AnalyticalchemistryseekseverimprovedmeansofmeasuringthechemicalcompositionofnaturalandartificialmaterialsThetechniquesofthisscienceareusedtoidentifythesubstanceswhichmaybepresentinamaterialanddeterminetheexact...
Chapter 14 Acids and Bases Bases are sometimes referred to as alkalis because strong bases are made with alkali metals. Arrhenius: 1st to Define Acids Acids H+(aq) Bases OH-(aq) Limitations: Only aqueous solutions Only one kind of base: OH- NH3 ammonia could not be an Arrhenius...
1.2 Acids and Bases What happened to the forest? What causes an upset stomach? Acid Rain "Acid rain" is a broad term referring to a mixture of wet and dry deposition (deposited material) from the atmosphere containing higher than normal amounts of nitric and sulfuric acids. The precursors,...
Intro to Acids & Bases General Properties Indicators Neutralization Reactions. NOTES 10 – Acids, Bases, & pH. Chapter 19 Acids and Bases. Questions for Today 1. What are the physical and chemical property of Acids and Bases? 2. How do you classify solutions as. ...
NaOH(s) ® Na+(aq) + OH-(aq) Bases “Strong” and “weak” are used in the same sense for bases as for acids. strong = complete dissociation (hydroxide ion supplied to solution) NaOH(s) ® Na+(aq) + OH-(aq) H3CNH2(aq) + H2O(l) « H3CNH3+(aq) + OH-(aq) Bases (...