Unit 4 kinetics Study guides, Class notes & Summaries

What is the purpose of Lab 1: Kinetics correct answer: To examine the four factors that influence the reaction rate of a chemical reaction What conditions influence the rate of reaction of a chemical process? correct answer: 1. Concentration of reactants 2. Temperature 3. Presence of a catalyst 4. Physical state of the reactants (including surface area) What effect did the concentration of reactants have on the reaction rate? What is the reason for the effect? correct answer: - A...

CHEM Exam Questions with Answers The combustion of ethane (C2H6) is represented by the equation: 2C2H6(g) + 7O2(g) → 4CO2(g) + 6H2O(l) In this reaction: A. the rate of consumption of ethane is seven times faster than the rate of consumption of oxygen. B. the rate of formation of CO2 equals the rate of formation of water. C. water is formed at a rate equal to two-thirds the rate of formation of CO2. D. the rate of consumption of oxygen equals the rate of consumption of water. E. ...

General Chemistry II (CHEM113) ACS Final 289 Questions with Verified Answers The two states that are collectively known as the condensed states are _______. - CORRECT ANSWER solid and liquid The attractive forces that exist between all molecules and atoms, and are the forces that hold many solids and liquids together - CORRECT ANSWER intermolecular forces Intermolecular forces are only significant at _____. - CORRECT ANSWER short distances The state of a sample of matter is determine...

Define Km in MM kinetics: - ANSWER-The concentration of substrate [S] at which 1/2 Vmax is reached Km is _________ related to affinity of the enzyme for its substrate - ANSWER-inversely Vmax is directly proportional to what? - ANSWER-to the enzyme concentration What characterizes MM kinetics? - ANSWER-a hyperbolic curve when Vmax is plotted against [S]. Most enzymes follow MM kinetics. Enzymatic reactions demonstrated a sigmoid curve usually denote: - ANSWERcooperative binding / kinetics, ...

In the chromatography of the reaction mixture, water absorbed on cellulose functioned as the stationary phase. What was the principal factor determining the migration of individual components in the sample? A.Hydrogen bonding B.Solute concentration C.Stationary phase concentration D.Thickness of paper The correct answer is A. This is an Organic Chemistry question that falls under the content category "Separation and purification methods." The answer to this question is A because the ...

chemical kinetics - ANSWER-area of chemistry concerned with the speeds or rates at which chemical reactions occur 1) rate law 2) factors that affect rate 3) collision theory 4) reaction mechanisms rate - ANSWER-a measure of how much a quantity changes per unit time ***rate=change in concentration/change in time*** reaction rate - ANSWER-the change in the concentration of a reactant or a product with time (M/s) molarity (moles)/second 1) Reaction rate= ([R]2- [R]1/ t2- t1) a. [R]2=...

UNE medical biochemistry Unit 1 Test with Verified Solutions Changes in the physiological variables listed below can alter the affinity of hemoglobin for oxygen. Which of the following will lower the affinity of hemoglobin for oxygen? a) decrease in protons b) increase in 2,3 bisphosphoglycerate (BPG) c) increase in pH d) decrease in CO2 Increase in 2,3 bisphosphoglycerate (BPG) Domains are common structural elements that retain a particular function within the protein. Which of the followi...

NR 508 Week 4 Midterm Latest 2022/2023 Roles and Responsibilities of APRN 1. All states have title protection for NP 2. All but 5 states stat's board of nursing control practice and licensure. 3. Scope of practice determined by individual NP license of licensing jurisdiction.New prescribers must know the rules 4. in 17 states, NPs have independent scope of practice and prescriptive authority. 5.6 states have full autonomous practice and prescriptive authority. Clinical Judgement in...

API Exam 1|236 Questions with Verified Answers Timeline for Nanomedicines rugs? - CORRECT ANSWER 1965 --> liposomes (lipid based vehicles drug inside membrane OR inside core) 1976 --> polymeric systems 1978 --> Dendrimers 1980 --> PEGylated liposomes (liposomes with PEG polymer on surface, which keeps the drug in circulation longer) 1995 --> doxil (PEGylated liposomes, one of the first drugs approved) 2013 --> Kadcyla (antibody drug) It's not necessa...

TEST BANK FOR BIOCHEMISTRY: A SHORT COURSE, 3RD EDITION, JOHN L. TYMOCZKO, JEREMY M. BERG , LUBERT STRYER Table of Contents PART I: THE MOLECULAR DESIGN OF LIFE Section 1: Biochemistry Chapter 1: Biochemistry and the Unity of Life Chapter 2: Water, Weak Bonds and the Generation of Order Out of Chaos Section 2: Protein Composition and Structure Chapter 3: Amino Acids Chapter 4: Protein Three-Dimensional Structure Chapter 5: Techniques in Protein Biochemistry Section 3: Basic Co...