Atoms & Elements: Noble Gases & Halogens 🎈 -...

This episode details the key ingredients in fertilisers: nitrogen, phosphorus, and potassium. It outlines the chemical production of nitrogen-based fertilisers, specifically ammonium nitrate, highlighting its rich nitrogen content due to its dual sources. We explain that phosphat ...  Show more

In this episode, we look at plants and nitrogen.Plants require nitrogen to produce proteins necessary for growth. While the atmosphere is full of nitrogen gas, plants cannot directly utilise this form. Instead, they absorb soluble nitrates from the soil. Crop harvesting depletes ...  Show more

This episode reviews the topic investigating biological molecules, including: How to test for the presence of reducing sugars, non-reducing sugars, starch, proteins and lipids. This episode is suitable for all examination boards but more specifically geared to AQA A-Level Biology ...  Show more

In this podcast, we'll cover acids and bases, including their definitions, strength, pH scale, indicators, reactions, and titrations. By the end of this podcast, you'll be well-prepared for the chemistry section of the MCAT. Tune in for an engaging and informative disc ...

This episode reviews the topic of human gas exchange including: The process of breathing, the role of the alveoli in gas exchange and the effects of smoking on the respiratory system. This episode is suitable for all examination boards but more specifically geared to IGCSE Edexce ...  Show more

Liz looks at the classification of living organisms for your GCSE Biology exam. In this episode, she will look at the traditional classification system and the 3-domain classification system. Ideal for preparing for your GCSE Biology exam. For more info visit <a href="https:// ...