What is relative atomic mass and how is it calculated? Let’s find out. Definition of Relative Atomic Mass (Ar) Okay let’s first go over the technical definition, the one you’ll see in textbooks and the one that examiners will probably want us to use. We’ll then break it down. “Relative atomic mass is the weighted … More Understanding Relative Atomic Mass: A Complete Guide
The bench press, a compound lift, perhaps the most well-known exercise and often used as an indicator of strength performance, often via the question: ‘How much do you bench?’. It’s one of the most exciting lifts, but also one of the most frustrating. The desire to hear the satisfying clang of two plates on either … More Achieving 100kg: My Bench Press Comeback Story
Tennis, a sport of friendly and not so friendly rivalry that requires speed, power and endurance…and a liking of strawberries and cream if you’re heading to Wimbledon. A crucial component of this historic contest is of course the tennis balls themselves. The history of the tennis ball dates to the 12th century to a game … More The Invention of the Tennis Ball: From A Medieval Pastime to A Televised Spectacle
Geranium robertianum, also known as Herb Robert, is a herbaceous annual or biennial wildflower, native and very common in Europe. Part of the Geraniaceae family that evolved approximately 100 million years ago during the Cretaceous period, Herb Robert can be found in a wide variety of habitats, from vast expanses of woodland, moorland and wasteland … More Herb Robert: A Modest Yet Majestic Floral Delight
Ordinary Moss or Rough-stalked Feather Moss are the common names for the bryophyte Brachythecium rutabulum, which can be observed throughout the year in the UK and the rest of Europe. It is primarily located on lowland areas such as woodland habitats, hedgerows and even on lawns, although its less common at higher altitudes, particularly in … More Ordinary Moss: Maybe Not So Ordinary
Whether you’re carrying luggage through an airport, camping in the wonder of nature, or struggling to put on a pair of jeans that have suddenly shrunk – you’re going to be using a zipper, also known as a zip. But how was the mechanism that protects everything from our belongings to our modesty created? We … More Who Invented the Zipper?
The names of the 20 naturally occurring amino acids can be tricky to remember. A common tip is to create two mnemonics, one for essential amino acids (those we need to source from our diet) and one for non-essential amino acids (those that can be produced in the body under normal conditions). Here are the … More Tip for Remembering the Names of the Amino Acids
The equals sign, a fundamental feature of mathematics and something we’re all familiar with. However, it wasn’t always this way. Prior to its creation, a word or phrase usually signified that an answer to a calculation was about to be revealed. This was time consuming, particularly when multiple calculations had to be conducted, for instance … More The Creation of the Equals Sign
I have written previously in this blog about trying to find a balance between different personal and professional responsibilities and finding some breathing space. However, I haven’t been that successful in finding the right balance in recent years and after some challenging times I decided to focus on something a bit simpler and allow myself … More Inclines, Blisters and Just ‘Being’ : Why I Now Love Countryside Climbing and Rambling
In previous tutorials, we calculated the number of moles of a particular compound present in a reaction, including the number of moles of atoms present using the known number of atoms and Avogadro’s number. However, things can get a bit fiddlier when talking about ions. Contents: Examples of Salt Dissociation When a salt is placed … More Moles of Ions in a Solution
Science and Joe 
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