Why do aspartic acid and glutamic acid have a net charge of 1 at low pH and -2 charge at high pH ? Select the single best answer. Both amino acids have two COOH groups. At low pH values, both are protonated, along with the -NH3 group. Ac high pH values, both are protonated, leading…

How will each of the following changes affect the rate of an enayme-catalyzed reaction whose optimum pH is 7.4 ? Select the single best answer for each part. Part 1 of 2 Decreasing the temperature from 42°C to 37°C rate will increste rate will be unaffected rete will decrease Part 2 of 2 Decreasing the…

The reaction 2NO2 + F2 2NO2F is first order with respect to both NO2 and F2. what is the rate law of the reaction? Rate Law for 2NO₂ + F₂ → 2NO₂F Rate Law of a First-Order Reaction Question: The reaction 2NO₂ + F₂ → 2NO₂F is first order with respect to both NO₂ and…

What will be the first solvent that will be used to extract the caffeine from the tea? Group of answer choices Dichloromethane Ethyl acetate Hexane Water What is the First Solvent Used to Extract Caffeine from Tea? | Complete Guide 🧪 What Will Be the First Solvent Used to Extract the Caffeine from Tea? 📌…

Convert the following condensed formula into a skeletal structure Answer Skeleton Structure of CH3(CH2)2CO2C(CH3)3 The molecular formula CH3(CH2)2CO2C(CH3)3 represents an ester compound composed of a straight-chain alkyl group and a branched alkyl group. Let’s break it into parts: 🔬 Functional Group and Chain Identification CH3(CH2)2 — This is a 3-carbon straight-chain alkyl group (propyl). CO2…

When performing fluorescence versus absorbance spectroscopy on a protein solution, what can we generally say about the relative concentrations of the solutions required for each technique? Group of answer choices fluorescence spectroscopy requires a more concentrated protein solution than absorbance spectroscopy absorbance spectroscopy requires a more concentrated protein solution than fluorescence spectroscopy both techniques require…