Improve Study Focus and Productivity with the Pomodoro Technique

The Pomodoro Technique for Premeds by Leah4sci

Receiving your medical school acceptance letter, the white coat ceremony, graduating with that MD or DO and finally seeing patients as a doctor. You’ve dreamed of nothing else for years! But in order to get there you have to study. You want to study… you’re committed to studying…but somehow the studying just doesn’t….flow? You can’t […]

Acetal and Hemiacetal Formation Reaction Mechanism

Mechanism for Acetal and Hemiacetal Formation in Acid and Base in Organic Chemistry Leah4sci

Acetal and Hemiacetal mechanisms can be long, but when you UNDERSTAND each step you’ll be saved from a big headache and trouble from merely memorizing. This video walks you step-by-step through the acid catalyzed acetal formation reaction mechanism! You’ll see special attention on the acetal, hemiacetals, ketals, and hemiketals in the mechanism as well as […]

Acetal Reactions Practice Quiz

Acetal Practice Quiz by Leah4sci

The quiz below requires some mastery in reactions, intermediates, and step-by-step mechanisms. Not ready? Start by gaining your foundation in the Acetal Tutorial Video Series! Scroll to the very bottom of this quiz for a link to the FREE quiz solutions PDF (Coming Soon!) to ensure you’ve got this down. The solutions walkthrough video is available in the […]

Molarity Molality and Molar Mass for MCAT General Chemistry

Molarity Molality Molar Mass Shortcut MCAT General Chemistry by Leah Fisch

Molarity, Molality, and Molar Mass calculations can get overwhelming FAST on the MCAT. This video shows you how to easily calculate each of these concepts as well as some time saving shortcuts with a few examples. You’ll learn the differences between molarity vs molality as well as fun trick for quickly estimating between them on the MCAT! (Watch […]

Empirical Formula and Molecular Formula Calculations

Empirical Formula vs Molecular Formula Calculations for the MCAT by Leah4sci

Navigating through empirical formulas versus molecular formulas will help you in conversions, unknowns, and so many exam problems. This video explains the definitions, similarities, and differences between an atom’s empirical formula and its molecular formula. You will also see when the empirical and molecular formulas are the same, and a percent by mass example! (Watch […]

Acetal Ketal Hemiacetal Hemiketal Reactions Overview and Shortcuts

Acetals Ketals Hemiacetals Hemiketals Overview in Organic Chemistry

This video offers an overview and comparison between the acetal, ketal, hemiacetal, and hemiketal reactions including stability of products and intermediates. You’ll also learn my shortcut trick for quickly identifying carbonyl and alcohol reactants from products and acetal or ketal products from reactants.   (Watch on YouTube: Acetal Overview. Click CC for video transcription.) –> […]

MCAT Zones, Deadlines, Scheduling, and Rescheduling Fees

MCAT Zones Deadlines and Registration Fees by Leah4sci

AAMC Registration Zones, Deadlines and Fees can be confusing. As a premed trying to sign up for the MCAT you already have enough to deal with as is. This video will explain what they mean for your test preparation, scheduling, fees, and refunds. You’ll hear my advice on when to commit to a test date, evaluating […]

Are You Ready for the MCAT?

Are you ready for the mcat video by leah fisch_preview

With a few weeks to your MCAT test date, how do you know that you’re really ready? It can be hard to feel confident. But there are ways you can know for sure as you approach your test that you are READY! This video takes you through a few self-evaluation questions to help you figure […]

Specific Rotation Calculation in Optical Activity

Specific Rotation in Optical Activity in Chirality & Stereochemistry Video Tutorial Series by Leah4sci

Specific Rotation calculations are a useful tool in optical activity. This video will help you understand the factors influencing specific rotation such as observed rotation, g/mL, path-length, wavelength, and temperature. You will see a detailed breakdown of the equation along with a few examples to follow along. (Watch on YouTube: Optics 2. Click CC for video transcription.) <– […]