MathScienceTutor

ACT Math Prep - Part 3

This video contains part 3 of the ACT Math series.  It covers questions 91 to 130.

ACT Math Prep - Part 4

This is part 4 of the ACT Math Prep series.  It covers questions 131 to 170.

ACT Math Prep - Part 5

This video is part 5 of the ACT Math series.  It covers questions 171 to 190.

Stoichiometry Practice Problems

This college chemistry video tutorial provides plenty of stoichiometry problems for you to work on.

Convergence and Divergence - Introduction to Series

This calculus 2 video tutorial provides a basic introduction into series.  It explains how to determine the convergence and divergence of a series.  It explains the difference between a sequence and a series.  This video includes examples and practice problems with geometric series, harmonic series, and the telescoping series.  It also discusses the divergence test.

Free Radical Reactions - Basic Introduction - Full 92 Minute Video

This video provides a basic introduction into free radical reactions.  It explains the reactivit-selectivity principle between Chlorine and Bromine and it explains how to calculate the relative percent yields of each monochlorinated product.  It discusses heterolytic and homolytic cleavage as it relates to the formation of radicals as well as how to identify initiation, propagation an...

Proton NMR Spectroscopy - How To Draw The Structure Given The Spectrum

This organic chemistry video tutorial provides a basic introduction into proton NMR spectroscopy.  It explains how to draw the chemical structure of a molecule given its H-NMR spectrum and the molecular formula of the compound.  This video explains how to do it using concepts such as chemical shift, number of signals, spin spin splitting, integration, drawing constitutional isomers, a...

Kinetic vs Thermodynamic Product - 1,2 vs 1,4 Addition of HBr to 1,3-Butadiene

This organic chemistry video tutorial provides a basic introduction into the 1,2 addition reaction and the 1,4 addition of HBr to 1,3-butadiene.  The kinetic product is the major product that forms faster at a low temperature.  The thermodynamic product is the most stable alkene that forms as the major product at high temperatures.

Introductory Algebra For College Students

This introductory algebra video tutorial is for college students who might be taking intermediate algebra or college algebra at a university.  This video cover topics such as adding and subtracting fractions, multiplying and dividing fractions, properties of exponents, adding and subtracting polynomials, identifying monomials, binomials and trinomials, solving linear equations, inequalitie...

How To Graph Polynomial Functions Using End Behavior, Multiplicity, & Zeros

This algebra 2 and precalculus video tutorial explains how to graph polynomial functions by finding x intercepts or finding zeros and plotting it using end behavior and multiplicity.  This video also shows you how to factor a cubic polynomial function to convert it from standard form to factored form.  This video contains plenty of examples and practice problems.

Vectors - Precalculus - 51 Minutes

This precalculus video tutorial explains the basics of vectors.  It contains plenty of examples and practice problems of vector operations such as addition, subtraction and scalar multiplication as well as finding the magnitude and direction angle of the resultant force vector.  This video is useful for high school and college students taking vectors in precalculus, calculus, physics,...

Number Systems Introduction - Decimal, Binary, Octal, Hexadecimal & BCD Conversions

This math video tutorial provides a basic introduction into number systems.  It explains how to interconvert between decimal, binary, octal, hexadecimal and BCD using successive division and multiplication of base powers.  The decimal system is a base 10 system while the binary system is a base 2 system.  The octal and hexadecimal number systems are base 8 and base 16 systems res...

How To Add or Subtract Binary Numbers

This video explains how to add, subtract, multiply, and divide binary numbers.

Converting Units - Full 1 Hour 34 Minute Video

This video explains how to convert units of length, area, volume, speed, and density.  It  also explains how to use the metric system to convert units and perform dimensional analysis.  It contains plenty of examples and word problems.

Carboxylic Acid Derivative Reactions

This organic chemistry video tutorial provides a basic introduction into carboxylic acid derivative reactions.  It explains how to interconvert acid chlorides, carboxylic acids, acid anhydrides, esters, and amides from one form to another.  This video contains plenty of examples and practice problems.

Verifying Trigonometric Identities

This trigonometry video tutorial focuses on verifying trigonometric identities with hard examples including fractions.  It contains plenty of examples and practice problems.  This video tutorial contains plenty of tips and tricks that will help you on your homework or upcoming worksheet assignment.  It explains when to convert secant and tangent into sine and cosine, when to mult...

Ether and Epoxide Reactions

This organic chemistry video tutorial provides a basic introduction into the reactions of ethers and epoxides.  It discusses the williamson ether synthesis reaction as well as the production of ethers using the alkoxymercuration demercuration reaction.  The full version of this video contains example problems of acid catalyzed cleavage of ethers in addition to acid catalyzed and base ...

Calculus 1 Review - Limits, Derivatives, & Integration

This back to school calculus 1 review video tutorial provides a basic introduction into 3 core concepts taught in a typical AP calculus ab course or a first semester of college calculus.  This video covers limits, continuity, derivatives and integration.

Graphing Polar Equations - Limacons, Cardiods, Rose Curves, Lemniscates

This precalculus video tutorial focuses on graphing polar equations.  It explains how to graph circles, limacons, cardiods, rose curves, and lemniscates.  It provides plenty of examples and practice problems.  Here is a list of topics: 

Volumes Using Cross Sections - Calculus

This calculus video tutorial explains how to find the volume of a solid using cross sections perpendicular to the x-axis and y-axis consisting of squares, semicircles, rectangles with height three times the base, equilateral triangles, and isosceles right triangles with hypotenuse on the base of the solid and the leg on the x-y plane.  This video contains plenty of examples and practice pr...

Shell Method - Volume of Revolution

This calculus video tutorial focuses on volumes of revolution.  It explains how to calculate the volume of a solid generated by rotating a region around the x axis, y axis, or non axis such as another line parallel to the x or y axis using the shell method or simply cylindrical shells.  This video shows you how to write the radius and height function in terms of x and y by the use of ...

Mass Spectrometry

This organic chemistry video tutorial provides a basic introduction into mass spectrometry.  It explains how to match the correct molecular fragments with the corresponding m/z peaks in the mass spectrum.  This video discusses the mass spectrum of ketones, alcohols, alkanes, and alkyl halides with bromine and chlorine.  It discusses the difference between the base peak and the pa...

Aromatic, Antiaromatic, Nonaromatic - Huckel's Rule - 4n+2

This organic chemistry video tutorial shows you how to tell if a compound is aromatic, antiaromatic or nonaromatic by using huckel's rule / number of 4n+2 pi electrons, and features of the compound such as whether or not if it's cyclic, conjugated, sp2 hybridized and planar.

Disk & Washer Method - Calculus

This calculus video tutorial explains how to use the disk method and the washer method to calculate the volume of a solid when the region enclosed by the curves are rotated around the x axis, y axis, and non axis or another line parallel to the x or y axis.  This video contains plenty of examples and practice problems for you to work on.  It shows you how to set up and evaluate the de...

Diels Alder Reaction

This organic chemistry video tutorial provides a basic introduction into the diels alder reaction which is a 4 + 2 cycloaddition reaction.  it discusses the reactivity of the diene and dienophile with the use of electron donating groups and electron withdrawing groups.  It discusses the formation of bicyclic compounds using the diels alder reaction as well as the stereochemistry of th...

Calculus 1 - Introduction to Limits

This calculus 1 review provides a basic introduction to limits.  It explains how to calculate the limit of a function by direct substitution, factoring, using the common denominator of a complex fraction and multiplying by the conjugate in the case of radicals and square roots.  In addition to finding the limit analytically, it explains how to calculate the limit of a function graphic...

Accuplacer Math Test Prep

Rounding Numbers: 

https://www.youtube.com/watch?v=LGRoPAPMZhA  

Addition and Subtraction: 

https://www.youtube.com/watch?v=wNhbz1EUPrc&t=20s  

Long Multiplication: <...

Introduction to Statistics - 56 Min. Video

This video tutorial provides a basic introduction into statistics.  It explains how to find the mean, median, mode, and range of a data set.  It also explains how to find the interquartile range, quartiles, percentiles as well as any outliers.  It also mentions how to construct box and whisker plots, histograms, frequency tables, frequency distribution tables, dot plots, and stem...

Logic Gates & Truth Tables - Boolean Algebra

General Chemistry 2 Final Exam - 7 Hour Review

PDF Worksheet - 150 Practice Problems: https://bit.ly/3iuopQz