Curated Video
Acids and Alkalis: Part 1
The properties of strong acids and alkalis can be extremely harmful. Where do we find them, and how can we tell how acidic or alkaline a substance is? Chemistry - Reactions - Learning Points. Bases neutralise acids, and if a base...
Curated Video
ph Sound | Learn Phonics | ph words | Learn to Read | British Teacher
Explore the 'ph' sound with Miss Phonics. Learn how to identify the sound, write the sound and read words that use the 'ph' sound. The 'ph' sound is a digraph or 'special friend' because it is made up of two letters. The 'ph' sound is in...
Curated Video
GCSE Biology - Enzymes - How Temperature and pH Affect Rate of Reaction
This video covers: - How temperature affects enzymes and the rate of reaction - How pH affects enzymes and the rate of reaction - Why enzymes denature - Was optimum temperature and optimum pH mean
Curated Video
GCSE Chemistry - The pH Scale & Strong vs Weak Acids (Higher Tier) #35
One of the most confusing points with acids is the difference between strength and concentration. This video covers exactly what strong vs weak means and explains what the pH scale really represents. This video is suitable for: - Higher...
Rock 'N Learn
PH & GH Digraph Sound Song and Practice
This animated phonics song helps children learn the sound of the digraph PH and the digraph GH in English. A digraph is a combination of two letters representing one sound. Colorful characters teach kids two words at a time with the PH...
Curated Video
Lab – Factors that Affect Enzymes
Visual demonstration of the lab factors that affect enzymes
Professor Dave Explains
Acids and Bases, pH and pOH
We've all heard the terms acid and base. What do these mean? Don't just tell me about pH, silly. What structural detail makes a molecule an acid or a base? You don't know? Well, you'd better watch this then. You don't want to be...
Curated Video
Understanding the pH Scale: Strong and Weak Acids, Acid Concentration, and pH Measurement
This video is an educational tutorial on the pH scale. The presenter goes over the difference between strong acids and weak acids and explains how they dissociate in an aqueous solution. They also cover acid concentration, which is...
EarthEcho International
Expedition into the Dead Zone: Investigating the Impact of Human Actions on Waterways
This video follows an expedition to the headwaters of the Chesapeake Bay to investigate how human actions create dead zones in underwater areas. The video explores the impact of air pollution on waterways and the role of nitrogen in...
Curated Video
Amylase and pH Experiment - Theory
The video is the first part of a three-part lecture series on the amylase and pH experiments. It discusses the theory behind the experiment, the general method to be followed, and the factors that impact the effectiveness of amylase in...
Curated Video
Amylase and pH Experiment - Observing Results
The video is the second out of three lecture presentations on an experiment involving amylase and pH. The presenter introduces Catherine, who performs the experiment and collects results. Equipment for the experiment is shown and...
Curated Video
How to Conduct an Experiment on pH and Amylase in Biology
This video discusses the steps and analysis involved in carrying out an experiment on the effects of pH on the action of amylase, a digestive enzyme that breaks down starch into glucose. The video provides details on the equipment and...
Curated Video
Amylase and pH Experiment: Observing and Collecting Results
The video is the second of three lecture presentations on the amylase and pH experiment. It shows Catherine carrying out the experiment and collecting results. The presenter begins by discussing the equipment that Catherine is using,...
Curated Video
Analyzing and Evaluating Results of the Amylase and pH Experiment
The video is the third and final lecture presentation on the topic of the amylase and pH experiment. The main focus of the video is to analyze and evaluate the results obtained by Catherine in the previous lecture. The presenter uses a...
Curated Video
Introduction to the pH Scale and Neutralization
The video is a lesson on the basics of the pH scale and neutralization. The instructor discusses the properties of acids and alkalis, how solutions containing them can be described in terms of their acidic or alkaline nature, and how the...
Professor Dave Explains
Practice Problem: Calculations Involving pH and Ka
We know a bit about acids and bases, including the definitions of pH and pKa, as they relate to an acid-base equilibrium. If we have a weak acid and its concentration, as well as the pH of the solution, can we calculate the Ka for the...
Curated Video
Acids, Alkalis, Neutralization and pH Scale
The video explains the concepts of acids, alkalis, neutralization reactions, and the pH scale. The video also shows how the pH scale is used to measure the acidity or alkalinity of a solution and gives examples of strong acids, strong...
Professor Dave Explains
IIT/JEE Chemistry Practice #32: Protonation States and pKa
Practice REAL problems from actual past IIT/JEE exams with Professor Dave!
Professor Dave Explains
IIT/JEE Chemistry Practice #36: Precipitation Reactions
Practice REAL problems from actual past IIT/JEE exams with Professor Dave!
Professor Dave Explains
Practice Problem: Analyzing Acid-Base Equilibria
Acids! Bases! Conjugate acids! Conjugate bases! We definitely have to be able to label such things, and we should also know how to state which direction in an acid-base equilibrium is preferred. To do this we should know how to tell...
Maddie Moate
Trolls Brain Juice' (Red Cabbage pH Indicator Experiment!) | LET'S GO LIVE with Maddie and Greg
Why not get hands on with some Halloween kitchen science this season! Join Greg and Maddie as they make 'TROLLS BRAIN JUICE' and do an awesome colour changing science! All you need for this experiment is a couple of slices of red...
FuseSchool
What Are Structural Isomers
In this video we will look at some different structures of butane - so they all have 4 carbons but just arranged differently. We will also look at the the 5 different isomers for hexane - they all have 6 carbons (and hence are hexane...