安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
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- What Chemistry Is and What Chemists Do - ThoughtCo
Chemistry is the study of matter and energy, focusing on substances and their reactions Chemists can work in labs, do fieldwork, or develop theories and models on computers Many fields, including medicine and engineering, use chemistry to understand the world better
- Learn Chemistry - A Guide to Basic Concepts - ThoughtCo
You can teach yourself general chemistry with this step-by-step introduction to the basic concepts Learn about elements, states of matter, and more
- Main Topics in Chemistry - ThoughtCo
General chemistry topics include things like atoms and molecules, how substances react, the periodic table, and the study of different compounds
- Chemistry - ThoughtCo
Learn about chemical reactions, elements, and the periodic table with these resources for students and teachers
- Chemistry 101 - Introduction and Index of Topics - ThoughtCo
Welcome to the wide world of chemistry! This is an introduction to Chemistry 101 and an index of concepts and tools to help you learn chemistry
- An Introduction to Chemistry - ThoughtCo
Science, Tech, Math › Science › Chemistry › Basics An Introduction to Chemistry Begin learning about matter and building blocks of life with these study guides, lab experiments, and example problems
- The 5 Main Branches of Chemistry - ThoughtCo
The five main branches of chemistry along with basic characteristics and fundamental explanations of each branch
- What Is the Importance of Chemistry? - ThoughtCo
What is the importance of chemistry and why would you want to learn about it? Chemistry is the study of matter and its interactions with other matter and energy Here's a look at the importance of chemistry and why you should study it
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