Catalyst University
Determining Units for Nth-order Rate Constants
Determining Units for Nth-order Rate Constants
Catalyst University
Integrated Rate Laws (1/3): First Order Calculation
Integrated Rate Laws (1/3): First Order Calculation
FuseSchool
What Is Avogadro's Number - The Mole
Learn the basics about Avogadro's Number, as a part of chemical calculations. Avogadro’s Number or the Avogadro Constant is 6.02 X 1023 Mol-1. It is the number of atoms per mole of the carbon-12 isotope. For atoms, the mass of Avogadro’s...
Getty Images
Closeup of child at dentist
An 7 yr. old kittle girl at dentist getting teeth cleaned. Dramatic spot lighting. HD1080 Canon L Series Lens 24-70mm
AFP News Agency
CLEAN : Dutch millers get fresh wind in their sails
An icy winter's wind blows the windmill's sails turning them quickly and cranking stone wheels inside in a time honoured method of grinding grain now recognised by UNESCO as part of mankind's intangible heritage
AFP News Agency
CLEAN : Twirl and spin: Damascus family preserves Sufi whirling tradition
In Syria, the family of three-year-old dervish dancer Anas al-Kharrat, is one of the largest Damascene families trying to preserve the Sufi whirling ritual often performed in public during the Islamic holy month of Ramadan (Footage by...
Curated Video
McCarthy doesn't believe Barr lied to Congress
On Capitol Hill, House Minority Leader Kevin McCarthy tells reporters he does not believe Attorney General Barr lied to Congress his testimony.
Curated Video
Sri Lanka cardinal on Sunday mass, face coverings
The Catholic Church in Sri Lanka will resume Sunday Mass services on 5 May, after they were cancelled last week across the island nation over fears of militant attacks, Cardinal Malcolm Ranjith, the archbishop of Colombo said on Tuesday.
Curated Video
McCarthy doesn't believe Barr lied to Congress
On Capitol Hill, House Minority Leader Kevin McCarthy tells reporters he does not believe Attorney General Barr lied to Congress his testimony.
Tyler DeWitt, PhD
Science With Tyler De Witt: Introduction to Moles
A tutorial which explains what moles are and why they are important. Learn how to abbreviate the mole number (Avogadro's number) using scientific notation, and how giant this number is. [10:50]
Khan Academy
Khan Academy: Introduction to Solubility and Solubility Product Constant
Introduction to solubility, molar solubility, and solubility product constant Ksp. Example of calculating the solubility of lead(II) chloride and Ksp. [11:44]
Khan Academy
Khan Academy: Solubility and the Common Ion Effect
Calculating the molar solubility of lead(II) chloride in a 0.100 M solution of KCl using an ICE table. [8:14]