Energy Changes | Required Practical | GCSE Chemistry Exam Walkthrough

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Master GCSE Chemistry with The Chemistry Tutor!

In this video, we’re diving deep into exam questions focused on energy changes in chemical reactions. Tailored for GCSE Chemistry students, this walkthrough covers essential skills like method writing for practicals, graph analysis, and interpreting reaction profiles. Perfect for AQA and other exam boards, this guide will sharpen your exam technique and boost your confidence.

What You’ll Learn in This Video:

Energy Changes Required Practical Method Writing: Learn how to structure a clear and concise method for energy changes experiments, including key steps and safety tips.

Gradient of Temperature Change per Gram of Solid: Understand how to calculate the gradient from experimental data and interpret what it tells you about energy changes.

Determine the Starting Temperature by Extrapolating a Best Fit Line: Master the technique of drawing and using a best fit line to accurately find starting temperatures.

Identify the Sketch Graph for a Reaction: Recognize and interpret different sketch graphs for chemical reactions, and use them to analyze reaction trends.

Reaction Profiles – Labelling and Using One: Learn to correctly label and interpret reaction profiles for exothermic and endothermic reactions.

Our comprehensive approach will guide you through these exam-style questions with step-by-step solutions, making tricky concepts more manageable.

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00:05 Energy Changes Required Practical Method writing
07:56 Gradient of temperature change per gram of solid
12:03 Determine the starting temperature by extrapolating a best fit line
14:28 Identify the sketch graph for a reaction
16:42 Reaction profiles - labelling and using one
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