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General Chemistry

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Patrick

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Jason

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Brian

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Anatomy & Physiology

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Kylia

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GOB Chemistry

New to chemistry? Atoms, elements, and reactions are broken down into simple steps to build a strong foundation for success in class and labs.

Introduction to Chemistry

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Microbiology

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Analytical Chemistry

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Learn the toughest concepts covered in Beginning Algebra with step-by-step video tutorials and practice problems by world-class tutors 

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Introductory Biology

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Algebra & Trigonometry

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Learn the guidelines that govern how financial transactions are recorded and reported

Principles of Accounting

From whole numbers and integers to equations and graphing, develop a strong understanding of foundational math concepts with clear, step-by-step support every step of the way.

Prealgebra

Master the fundamentals of algebra as you solve equations, analyze patterns, and work with mathematical relationships through guided, step-by-step instruction.

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In this Python course you will learn how to : think like a programmer, solve mini practice problems in Python and build three small games. 
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In a photoelectric device, electromagnetic radiation moves electrons from the cathode to the anode, doing 5.3 × 10 -19 J of work per electron. Calculate the emf (give magnitude only) created in the device.

In a photoelectric device, electromagnetic radiation moves electrons from the cathode to the anode, doing 5.3 × 10^-19 J of work per electron. Calculate the emf (give magnitude only) created in the device.