/* Wrapped headers reserve their own space when no height observer runs. */ body > header[data-site-header] { position: static; flex-shrink: 0; } body > main { padding-top: 48px; } html { scroll-padding-top: 24px; } .animate{ opacity:1; translate: var(--tw-translate-x) calc(var(--spacing) * 0); }

/* Without scripts the menu button cannot open anything, so the links stay in view. */ [data-site-header] .site-menu-toggle { display: none !important; } [data-site-header] .site-navigation { display: flex !important; position: static !important; flex-direction: row !important; flex-wrap: wrap; flex-basis: 100%; border: 0 !important; box-shadow: none !important; padding: 0 0 8px !important; }

Skip to the reading

Introduction to Chemistry

Matter · States of matter · The Periodic Table · Predicting and naming compounds

Chemistry I · original Chapter 1 · combined Chapter 1

Chapter 1

Chemistry deals with the composition and study of matter, essentially everything that surrounds us. We will be defining what matter is and how it exists, how we can organize it, and finally, how it can be named. This understanding will provide the base for every other chapter in this book.

Help & feedback

Help us improve Omniguides