Organometallics
... The major premise of this method is that we remove all of the ligands from the metal, but rather than take them to a closed shell state, we do whatever is necessary to make them neutral. Let's consider ammonia once again. When we remove it from the metal, it is a neutral molecule with one lone pair ...
... The major premise of this method is that we remove all of the ligands from the metal, but rather than take them to a closed shell state, we do whatever is necessary to make them neutral. Let's consider ammonia once again. When we remove it from the metal, it is a neutral molecule with one lone pair ...
Enzymes: Biological Catalysts
... Enzymes make it easier for reactions to occur by putting stress on specific bonds or atoms w/in molecules. Lower ACTIVATION ENERGY needed for rxns. To procede (These rxns would occur anyway, but @ slower rate) ...
... Enzymes make it easier for reactions to occur by putting stress on specific bonds or atoms w/in molecules. Lower ACTIVATION ENERGY needed for rxns. To procede (These rxns would occur anyway, but @ slower rate) ...
1. Diagram the biosynthetic pathway fiom UMP),
... a pH gradient across the inner membrane (outside more acidic than inside). The tendency of protons to diffuse back into the matrix is the driving force for ATP synthesis by ATP synthase. During oxidative phosphorylation by a suspension of mitochondria in a medium of pH 7.4, the pH of the matrix has ...
... a pH gradient across the inner membrane (outside more acidic than inside). The tendency of protons to diffuse back into the matrix is the driving force for ATP synthesis by ATP synthase. During oxidative phosphorylation by a suspension of mitochondria in a medium of pH 7.4, the pH of the matrix has ...
HOMEWORK : CHAPTER 20
... 20.34 Starting with magnesium and concentrated nitric acid, describe how you would prepare magnesium oxide. [Hint : First convert Mg to Mg(NO3)2. Next, MgO can be obtained by heating Mg(NO3)2] 20.36 The second ionization energy of magnesium is only about twice as great as the first, but the third io ...
... 20.34 Starting with magnesium and concentrated nitric acid, describe how you would prepare magnesium oxide. [Hint : First convert Mg to Mg(NO3)2. Next, MgO can be obtained by heating Mg(NO3)2] 20.36 The second ionization energy of magnesium is only about twice as great as the first, but the third io ...
Lecture 13
... Liver alcohol dehydrogenase makes a mistake 1 in 7 billion turnovers. Mutating Leu 182 to Ala increases the mistake rate to 1 in 850,000. This is a 8000 fold increase in the mistake rate, This suggests that the stereospecificity is helped by amino acid side chains. ...
... Liver alcohol dehydrogenase makes a mistake 1 in 7 billion turnovers. Mutating Leu 182 to Ala increases the mistake rate to 1 in 850,000. This is a 8000 fold increase in the mistake rate, This suggests that the stereospecificity is helped by amino acid side chains. ...
Lecture 12
... substrate binding or catalytic activity (e.g., repel negative charges on Glu/Asp or favorable interaction either electrostatic or Hbonding with Arg) • Phosphoryl group capable of 3 H-bonds, highly directional • Phosphorylation is fast enzyme can be turned on/off fast • Example: glycogen phosphoryl ...
... substrate binding or catalytic activity (e.g., repel negative charges on Glu/Asp or favorable interaction either electrostatic or Hbonding with Arg) • Phosphoryl group capable of 3 H-bonds, highly directional • Phosphorylation is fast enzyme can be turned on/off fast • Example: glycogen phosphoryl ...
Chemistry of Cars unit_7_chemistry_of_cars
... The Reduction Catalyst: The reduction catalyst is the first stage of the catalytic converter. It uses platinum and rhodium to help reduce the NOx emissions. When an NO or NO2 molecule contacts the catalyst, the catalyst rips the nitrogen atom out of the molecule and holds on to it, freeing the oxyge ...
... The Reduction Catalyst: The reduction catalyst is the first stage of the catalytic converter. It uses platinum and rhodium to help reduce the NOx emissions. When an NO or NO2 molecule contacts the catalyst, the catalyst rips the nitrogen atom out of the molecule and holds on to it, freeing the oxyge ...
Midterm Review
... DIRECTIONS: Go through the review and try to answer as many questions as you can without having to look anything up. Circle/highlight the questions you couldn’t answer right away. This will identify areas that you need to concentrate on for the final. Go through your notes and worksheets to help you ...
... DIRECTIONS: Go through the review and try to answer as many questions as you can without having to look anything up. Circle/highlight the questions you couldn’t answer right away. This will identify areas that you need to concentrate on for the final. Go through your notes and worksheets to help you ...
Proteins
... muscles to contract allowing animals to travel from place to place. 12. It speed up specific type of chemical reactions by bringing together needed reactants and thereby speed chemical reactions in cell. 13-14. Give two examples of nonprotein portion( cofactor). 15. It is a complex protein, that tra ...
... muscles to contract allowing animals to travel from place to place. 12. It speed up specific type of chemical reactions by bringing together needed reactants and thereby speed chemical reactions in cell. 13-14. Give two examples of nonprotein portion( cofactor). 15. It is a complex protein, that tra ...
biol 3 biomolecules table activity
... chains (that can be variable in structure). Used for storage of energy and insulation. ...
... chains (that can be variable in structure). Used for storage of energy and insulation. ...
Exam_3
... (please do not use noble gas core abbreviations for your answer). b) Draw the orbital energy level diagram for a ground state of Co (please, be sure to label the orbitals) c). Cobalt commonly exist as Co3+ ion. How does the diagram drawn for part b) have to be changed to represent Co3+? Sketch the c ...
... (please do not use noble gas core abbreviations for your answer). b) Draw the orbital energy level diagram for a ground state of Co (please, be sure to label the orbitals) c). Cobalt commonly exist as Co3+ ion. How does the diagram drawn for part b) have to be changed to represent Co3+? Sketch the c ...
Unit 3 Biochemistry PPT
... hydrogen ions (H+) ions in solution Base = any compound that forms hydroxide ions (OH-) in solution Factor of 10 ...
... hydrogen ions (H+) ions in solution Base = any compound that forms hydroxide ions (OH-) in solution Factor of 10 ...
Intro to Biology & Biochemistry
... things happens & include enzymes & hemoglobin Proteins have a native configuration – this is their original shape. Most proteins that are denatured cannot be annealed. ...
... things happens & include enzymes & hemoglobin Proteins have a native configuration – this is their original shape. Most proteins that are denatured cannot be annealed. ...
Biochemistry 423 Final Examination
... _____ A highly processive enzyme stays bound to its substrate as it catalyzes a sequence of reactions. _____ Thymine (rather than uracil) is found in DNA in order to ensure that chemical damage to DNA is repaired. _____ Prokaryotic and eukaryotic ribosomes contain the same number of rRNA molecules. ...
... _____ A highly processive enzyme stays bound to its substrate as it catalyzes a sequence of reactions. _____ Thymine (rather than uracil) is found in DNA in order to ensure that chemical damage to DNA is repaired. _____ Prokaryotic and eukaryotic ribosomes contain the same number of rRNA molecules. ...
Acids and Bases and Aqueous Equilibria
... • The concept of pH was first introduced by Danish chemist Søren Peder Lauritz Sørensen (1868-1939), the head of the Carlsberg Laboratory’s Chemical Department, in 1909 • Dr. Sørensen developed the pH scale during his pioneering research into proteins, amino acids and enzymes - the basis of today’s ...
... • The concept of pH was first introduced by Danish chemist Søren Peder Lauritz Sørensen (1868-1939), the head of the Carlsberg Laboratory’s Chemical Department, in 1909 • Dr. Sørensen developed the pH scale during his pioneering research into proteins, amino acids and enzymes - the basis of today’s ...
Model Description Sheet
... MppP is a PLP-Dependent L-Arginine α-deaminase, γ-Hydroxylase in the Enduracididine Biosynthetic Pathway. Biochemistry 54(47): 7029-7040. Format: Alpha carbon backbone RP: Zcorp with plaster Description: Antibiotic-resistant bacteria are common and hard to treat. There is potential to create synthet ...
... MppP is a PLP-Dependent L-Arginine α-deaminase, γ-Hydroxylase in the Enduracididine Biosynthetic Pathway. Biochemistry 54(47): 7029-7040. Format: Alpha carbon backbone RP: Zcorp with plaster Description: Antibiotic-resistant bacteria are common and hard to treat. There is potential to create synthet ...
Matter is anything that occupies space and has mass. Examples
... Name the metal ion or the ammonia ion (NH4+) Second name the group or nonmetal ion and change the ending to – ide • Almost all negative groups end in ate or ite (exceptions: hydroxide or cyanide) • Example: o NH4Cl = Ammonia Chloride o Na2SO4 = sodium sulfate When to use Roman numerals • Roman Numer ...
... Name the metal ion or the ammonia ion (NH4+) Second name the group or nonmetal ion and change the ending to – ide • Almost all negative groups end in ate or ite (exceptions: hydroxide or cyanide) • Example: o NH4Cl = Ammonia Chloride o Na2SO4 = sodium sulfate When to use Roman numerals • Roman Numer ...
SUMMATIVE ASSIGNMENT SBI4U1 - June 2015 Weight: 5% of
... Written in point form Identifies diagrams Include at least two other references beyond the textbook Find at least two other references: YouTube video, animation, practice problem ...
... Written in point form Identifies diagrams Include at least two other references beyond the textbook Find at least two other references: YouTube video, animation, practice problem ...
Microbial Metabolism
... Anaerobic respiration: organic compounds oxidized, electrons passed down e- transport chain to some molecule other than oxygen (e.g. NO3, SO4). Inorganic molecules can be oxidized with ATP synthesis by e- transport and chemiosmosis. Fermentation: common anaerobic pathway used by many medically impor ...
... Anaerobic respiration: organic compounds oxidized, electrons passed down e- transport chain to some molecule other than oxygen (e.g. NO3, SO4). Inorganic molecules can be oxidized with ATP synthesis by e- transport and chemiosmosis. Fermentation: common anaerobic pathway used by many medically impor ...
The Synthesis of trans-Dichlorobis(ethylenediamine)cobalt(III
... This synthesis involves oxidation of the Cobalt from Co+2 to Co+3 by hydrogen peroxide: 2 Co2+ + H2O2 + 2 H+ 2 Co3+ + 2 H2O (Eq. 2) (Here, H2O2 acts as an Oxidizing Agent and is reduced from O-1 to O2-.) However, Co3+ is unstable in an aqueous environment, being readily reduced back to Co2+. To pre ...
... This synthesis involves oxidation of the Cobalt from Co+2 to Co+3 by hydrogen peroxide: 2 Co2+ + H2O2 + 2 H+ 2 Co3+ + 2 H2O (Eq. 2) (Here, H2O2 acts as an Oxidizing Agent and is reduced from O-1 to O2-.) However, Co3+ is unstable in an aqueous environment, being readily reduced back to Co2+. To pre ...
Metalloprotein
Metalloprotein is a generic term for a protein that contains a metal ion cofactor. A large number of all proteins are part of this category.