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Let other students help you revise for your GCSE Chemistry exams. In this series, students break down complicated revision subjects to its core components helping you rock your exams. Find y...
This episode details the key ingredients in fertilisers: nitrogen, phosphorus, and potassium . It outlines the chemical production of nitrog...
In this episode, we look at plants and nitrogen. Plants require nitrogen to produce proteins necessary for growth. While the atmosphere is f...
In this episode, we discuss overexploitation and alternative extraction methods. Historical overuse of copper-rich ores has led to a scarcit...
In this episode, we discuss metal ore extraction. Traditional metal ore extraction , primarily through mining , faces increasing challenges...
In this episode, we outline the essential stages of sewage treatment . Proper disposal of waste water is crucial for environmental protectio...
This episode contrasts the production of drinking water in the UK and Saudi Arabia . In the UK, abundant rainfall allows for the collection...
This episode outlines various origins of drinkable water. We identify fresh water as the simplest source to purify, requiring only filtering...
This episode outlines several significant obstacles hindering the reduction of global carbon footprints . We identify disagreements among sc...
In this episode, we discuss carbon footprint, which refers to the total greenhouse gases emitted by an activity or product. Individuals can...
In this episode, we look at climate change based on the earth's atmosphere. Rising global average temperatures are identified as a primary d...
In this episode, we discuss the Earth's early atmosphere. Scientists generally agree that Earth's initial atmosphere, following its formatio...
In this episode, we discuss flame emission spectroscopy. Flame emission spectroscopy is an analytical technique used to determine the identi...
This episode details a two-step chemical test used to identify the presence of sulfate ions in a solution. First, dilute hydrochloric acid i...
This episode discusses how to identify halides. To identify halide ions, in a solution, a two-step process is employed. First, dilute nitric...
In this episode, we discuss chromatography. Chromatography is a technique used to separate the components of a mixture . This process relies...
In this episode, we talk about addition polymerisation. Addition polymerisation is a process where numerous short-chain monomers , specifica...
This episode outlines the fundamental aspects of carboxylic acids. We begin by listing and providing the chemical formulas for the four smal...
In this episode, we discuss fermentation. Fermentation , a common method for making ethanol, a key ingredient in alcoholic beverages, is det...
In this episode, we discuss reactions of alcohols. Alcohols exhibit consistent reactivity with various substances. When mixed with water, th...
In this episode, we discuss alcohol and the smallest alcohols. Alcohols are organic compounds characterised by the presence of a hydroxyl gr...