Roxi Hulet

@RoxiHulet - 1968 本の動画

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👩🏼‍🔬 PhD chemist with over 20 years experience teaching college-level general and organic chemistry ❤️ Single mom trying to put a kid through college with a ...

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ALEKS: Drawing the unit cell of a 2D lattice || ALEKS solution demo 7:04

ALEKS: Drawing the unit cell of a 2D lattice || ALEKS solution demo

ALEKS: Using the combined gas laws || Three versions solved 16:58

ALEKS: Using the combined gas laws || Three versions solved

ALEKS: Interconverting molar mass and density || Both versions solved 6:51

ALEKS: Interconverting molar mass and density || Both versions solved

ALEKS: Relating activation energy to reaction rate 6:35

ALEKS: Relating activation energy to reaction rate

ALEKS: Understanding conceptual components of the enthalpy of solution 11:22

ALEKS: Understanding conceptual components of the enthalpy of solution

ALEKS: Finding half life and rate constant from a graph of concentration versus time 6:12

ALEKS: Finding half life and rate constant from a graph of concentration versus time

ALEKS: Using first- and second-order integrated rate laws 8:36

ALEKS: Using first- and second-order integrated rate laws

ALEKS: Deducing a rate law from the change in concentration over time 13:57

ALEKS: Deducing a rate law from the change in concentration over time

FREE worksheets and solution for organic chemistry 0:38

FREE worksheets and solution for organic chemistry

ALEKS: Interpreting a reaction energy diagram 4:19

ALEKS: Interpreting a reaction energy diagram

ALEKS: Predicting how reaction rate varies with pressure, concentration, and temperature 5:23

ALEKS: Predicting how reaction rate varies with pressure, concentration, and temperature

ALEKS: Predicting the relative heats of hydration of ions 3:26

ALEKS: Predicting the relative heats of hydration of ions

ALEKS: Calculating solubility 14:19

ALEKS: Calculating solubility

ALEKS: Calculating the mass of an electrolysis product from the applied current 6:30

ALEKS: Calculating the mass of an electrolysis product from the applied current

ALEKS: Using the Faraday constant 6:57

ALEKS: Using the Faraday constant

ALEKS: Using solubility to calculate solute mass or solution volume 7:03

ALEKS: Using solubility to calculate solute mass or solution volume

FREE worksheets for organic chemistry students 1:29

FREE worksheets for organic chemistry students

ALEKS: Quick and easy access to ALEKS data tables 2:04

ALEKS: Quick and easy access to ALEKS data tables

Prep for ochem: How to succeed in organic chemistry 8:41

Prep for ochem: How to succeed in organic chemistry

Prep for ochem: Common bonding patterns (Part 2/6) 7:26

Prep for ochem: Common bonding patterns (Part 2/6)

Prep for ochem: Valence electrons and Lewis dot symbols (Part 1/6) 9:44

Prep for ochem: Valence electrons and Lewis dot symbols (Part 1/6)

Prep for ochem: Acids and bases (Part 5/6) 11:21

Prep for ochem: Acids and bases (Part 5/6)

Prep for ochem: Lewis structures (Part 3/6) 10:32

Prep for ochem: Lewis structures (Part 3/6)

Prep for ochem: Formal charge (Part 4/6) 11:50

Prep for ochem: Formal charge (Part 4/6)

Organic Chemistry Student Supply List 3:01

Organic Chemistry Student Supply List

15-21 WRX Mishimoto Ancillary Hose Kit *All 12 Locations Quick* MMHOSE WRX 15ANC 1:06

15-21 WRX Mishimoto Ancillary Hose Kit *All 12 Locations Quick* MMHOSE WRX 15ANC

Reviewing Unglinga 70 Lab Experiments Science Kit 2:02

Reviewing Unglinga 70 Lab Experiments Science Kit

ALEKS: Understanding concentration cells 9:44

ALEKS: Understanding concentration cells

ALEKS: Applying like dissolves like 9:11

ALEKS: Applying like dissolves like

ALEKS: Solving applied dilution problems 9:53

ALEKS: Solving applied dilution problems

ALEKS: Solving applied mass concentration problems 5:24

ALEKS: Solving applied mass concentration problems

ALEKS: Using mass concentration to find solute mass and solution volume 5:52

ALEKS: Using mass concentration to find solute mass and solution volume

ALEKS: Calculating mass concentration 3:24

ALEKS: Calculating mass concentration

ALEKS: Calculating ionic solution composition in equivalents 9:24

ALEKS: Calculating ionic solution composition in equivalents

Testing out the National Geographic Amazing Reactions Chemistry Set 2:37

Testing out the National Geographic Amazing Reactions Chemistry Set

ALEKS: Finding mass or volume from percent concentration 6:09

ALEKS: Finding mass or volume from percent concentration

ALEKS: Calculating volume percent composition 2:56

ALEKS: Calculating volume percent composition

ALEKS: Drawing a heating curve 17:27

ALEKS: Drawing a heating curve

ALEKS: Identifying the electron added or removed to form an ion 8:54

ALEKS: Identifying the electron added or removed to form an ion

ALEKS: Using heat of fusion or vaporization to find the heat needed to melt or boil a substance 11:38

ALEKS: Using heat of fusion or vaporization to find the heat needed to melt or boil a substance

ALEKS: Using a phase diagram  a phase transition temperature or pressure 9:49

ALEKS: Using a phase diagram a phase transition temperature or pressure

Reviewing hexagonal notebooks for orchem 4:12

Reviewing hexagonal notebooks for orchem

ALEKS: Finding density from an fcc or bcc lattice constant 10:51

ALEKS: Finding density from an fcc or bcc lattice constant

ALEKS: Calculating key distances in the bcc unit cell 7:13

ALEKS: Calculating key distances in the bcc unit cell

ALEKS: Calculating key distances in the fcc unit cell 3:58

ALEKS: Calculating key distances in the fcc unit cell

ALEKS: Recognizing and naming close-packed crystal lattices 5:20

ALEKS: Recognizing and naming close-packed crystal lattices

ALEKS: Drawing the unit cell of a 2D lattice 4:04

ALEKS: Drawing the unit cell of a 2D lattice

ALEKS: Interpreting a Born-Haber cycle 9:24

ALEKS: Interpreting a Born-Haber cycle

ALEKS: Calculating heat of reaction from constant-pressure calorimetry data 11:49

ALEKS: Calculating heat of reaction from constant-pressure calorimetry data

ALEKS: Interconverting pressure and force 6:30

ALEKS: Interconverting pressure and force

ALEKS: Identifying elements with a similar valence electron configuration 6:28

ALEKS: Identifying elements with a similar valence electron configuration

ALEKS: Using the van’t Hoff equation to predict K at a different temperature 13:29

ALEKS: Using the van’t Hoff equation to predict K at a different temperature

ALEKS: Standard chemical and physical states of the elements 4:01

ALEKS: Standard chemical and physical states of the elements

ALEKS: Interconverting temperature in Celsius and Fahrenheit 1:41

ALEKS: Interconverting temperature in Celsius and Fahrenheit

ALEKS: Predicting the relative stability of ionic crystals from a sketch 7:44

ALEKS: Predicting the relative stability of ionic crystals from a sketch

ALEKS: Predicting the type of solid formed by a compound 11:03

ALEKS: Predicting the type of solid formed by a compound

ALEKS: Calculating enthalpy of vaporization from vapor pressure 10:01

ALEKS: Calculating enthalpy of vaporization from vapor pressure

ALEKS: Calculating vapor pressure from boiling point and enthalpy of vaporization 6:40

ALEKS: Calculating vapor pressure from boiling point and enthalpy of vaporization

ALEKS: Understanding consequences of important physical properties of liquids 7:31

ALEKS: Understanding consequences of important physical properties of liquids

ALEKS: Identifying important physical properties of liquids 4:43

ALEKS: Identifying important physical properties of liquids

Comparing Amazon’s best-selling molecular model kits - Old Nobby, Linktor, HGS Polyhedron 5:25

Comparing Amazon’s best-selling molecular model kits - Old Nobby, Linktor, HGS Polyhedron

ALEKS: Predicting the relative boiling points of pure substances 6:22

ALEKS: Predicting the relative boiling points of pure substances

ALEKS: Predicting the relative strength of the dispersion force between molecules 2:34

ALEKS: Predicting the relative strength of the dispersion force between molecules

ALEKS: Identifying the intermolecular forces between atoms, ions, and molecules 8:05

ALEKS: Identifying the intermolecular forces between atoms, ions, and molecules

ALEKS: Predicting the strength of intermolecular forces from an electrostatic potential map 6:18

ALEKS: Predicting the strength of intermolecular forces from an electrostatic potential map

ALEKS: Identifying a molecule from its electrostatic potential map 7:57

ALEKS: Identifying a molecule from its electrostatic potential map

ALEKS: Using the van der Waals equation of state 9:07

ALEKS: Using the van der Waals equation of state

ALEKS: Using relative effusion rates to find an unknown molar mass 9:11

ALEKS: Using relative effusion rates to find an unknown molar mass

ALEKS: Understanding how molecular collision rate scales with temperature and volume 3:50

ALEKS: Understanding how molecular collision rate scales with temperature and volume

ALEKS: Calculating average molecular speed 7:00

ALEKS: Calculating average molecular speed

ALEKS: Predicting how molecular speed distribution changes with temperature and molar mass 4:32

ALEKS: Predicting how molecular speed distribution changes with temperature and molar mass

ALEKS: Interpreting a graph of molecular speed distribution 2:35

ALEKS: Interpreting a graph of molecular speed distribution

ALEKS: Understanding how average molecular speed scales with temperature and molar mass 3:00

ALEKS: Understanding how average molecular speed scales with temperature and molar mass

ALEKS: Understanding how average molecular kinetic energy scales with temperature 1:28

ALEKS: Understanding how average molecular kinetic energy scales with temperature

ALEKS: Solving applications of Boyle’s Law 8:07

ALEKS: Solving applications of Boyle’s Law

ALEKS: Understanding pressure equilibrium and atmospheric pressure 5:58

ALEKS: Understanding pressure equilibrium and atmospheric pressure

ALEKS: Calculating the heat of reaction from bond energies 4:11

ALEKS: Calculating the heat of reaction from bond energies

ALEKS: Calculating the heat of reaction from bond energies and Lewis structures 3:57

ALEKS: Calculating the heat of reaction from bond energies and Lewis structures

ALEKS: Solving combustion thermochemistry problems 18:16

ALEKS: Solving combustion thermochemistry problems

ALEKS: Solving combustion thermochemistry problems: Part 2 15:21

ALEKS: Solving combustion thermochemistry problems: Part 2

ALEKS: Solving combustion thermochemistry problems: Part 1 of 3 17:16

ALEKS: Solving combustion thermochemistry problems: Part 1 of 3

ALEKS: Using Hess’s Law to calculate net reaction enthalpy 5:29

ALEKS: Using Hess’s Law to calculate net reaction enthalpy

ALEKS: Calculating heat of reaction from bomb calorimetry data 15:30

ALEKS: Calculating heat of reaction from bomb calorimetry data

ALEKS: Finding the equilibrium temperature when substances at different temperatures mix 12:46

ALEKS: Finding the equilibrium temperature when substances at different temperatures mix

ALEKS: Calculating specific heat capacity 3:45

ALEKS: Calculating specific heat capacity

ALEKS:  Calculating kinetic energy 2:56

ALEKS: Calculating kinetic energy

ALEKS: Understanding how kinetic energy scales with mass and speed 4:08

ALEKS: Understanding how kinetic energy scales with mass and speed

ALEKS: Solving a redox titration problem 23:01

ALEKS: Solving a redox titration problem

ALEKS: Standardizing a base solution by titration 7:47

ALEKS: Standardizing a base solution by titration

ALEKS: Determining the molar mass of an acid by titration 7:21

ALEKS: Determining the molar mass of an acid by titration

ALEKS: Determining the volume of base needed to titrate a given mass of acid 6:34

ALEKS: Determining the volume of base needed to titrate a given mass of acid

ALEKS: Solving limiting reactant problems in solution 19:45

ALEKS: Solving limiting reactant problems in solution

ALEKS: Reaction sequence stoichiometry 10:39

ALEKS: Reaction sequence stoichiometry

ALEKS: Solving for a reactant in solution 10:52

ALEKS: Solving for a reactant in solution

ALEKS: Solving moles-to-moles limiting reactant problems 10:07

ALEKS: Solving moles-to-moles limiting reactant problems

ALEKS: Writing the net equation for a sequence of reactions 4:42

ALEKS: Writing the net equation for a sequence of reactions

ALEKS: Using the MO model to predict bond order and paramagnetism 7:58

ALEKS: Using the MO model to predict bond order and paramagnetism

ALEKS: Identifying the electron added or removed to form an ion from an s or p block atom 3:13

ALEKS: Identifying the electron added or removed to form an ion from an s or p block atom

ALEKS: Drawing the MO energy diagram for a Period 2 homodiatom 6:51

ALEKS: Drawing the MO energy diagram for a Period 2 homodiatom

ALEKS: Identifying quantum mechanics errors in electron configurations 5:24

ALEKS: Identifying quantum mechanics errors in electron configurations

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