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Library Learning modules
Glossary Science terms
Classroom Custom courses

Carbohydrates

Fats and Proteins

Biological Proteins

Blood Biology I

Lipids

Discovery and Structure of Cells

Membranes I

Membranes II

Cellular Organelles I

Cell Division I

Cell Division II

Absorption, Distribution, and Storage of Chemicals

Energy Metabolism I

Energy Metabolism II

Photosynthesis I

Origins of Life I

Origins of Life II

Charles Darwin I

Charles Darwin II

Charles Darwin III

Adaptation

Taxonomy I

Taxonomy II

Introduction to Paleoanthropology

Future of Human Evolution

The Piltdown Hoax

Mendel and Inheritance

Mendel and Independent Assortment

DNA I

DNA II

DNA III

Gene Expression

Y-Chromsome and Mitochondrial DNA Haplotypes

Population Genetics

Animal Behavior

Animal Ecology

Biodiversity I

Biodiversity II

Environmental Services and Economics

Population Biology
Early Ideas about Matter

Atomic Theory I

Atomic Theory II

Atomic Theory III

Atomic Theory IV

The Periodic Table of Elements

The Mole and Atomic Mass

States of Matter

Substances

Properties of Gases

Properties of Liquids

Properties of Solids

Diffusion I

Kinetic-Molecular Theory

Solutions, Solubility, and Colligative Properties

Water

Acids and Bases I

Acids and Bases II

Chemical Bonding

Chemical Equations

Stoichiometry

Chemical Reactions

Chemical Reactions II

Nuclear Chemistry

Carbon Chemistry
Origins of Plate Tectonic Theory

Plates, Plate Boundaries, and Driving Forces

Earth Structure

The Rock Cycle

The Hydrologic Cycle

The Carbon Cycle

The Nitrogen Cycle

The Phosphorus Cycle

Defining Minerals

Properties of Minerals

The Silicate Minerals

History of Earth's Atmosphere I

Ocean Currents

Water in the Atmosphere

History of Earth's Atmosphere II

Composition of Earth's Atmosphere

Factors that Control Earth's Temperature

Factors that Control Regional Climate

Natural Hazards and Risk
The Scientific Method

The Metric System

Temperature

Density
Exponential Equations in Science I

Exponential Equations in Science II

Linear Equations in Science

Measurement

Scientific Notation and Order of Magnitude

Unit Conversion

Introduction to Descriptive Statistics

Introduction to Inferential Statistics

Confidence Intervals

Wave Mathematics
Light I

Light and Electromagnetism

Energy

Gravity

Thermodynamics I

Waves and Wave Motion
The Process of Science

The Nature of Scientific Knowledge

Scientists and the Scientific Community

Scientific Ethics

Scientific Institutions and Societies

Theories, Hypotheses, and Laws

Scientific Controversy

Creativity in Science

The Practice of Science

Experimentation in Scientific Research

Description in Scientific Research

Comparison in Scientific Research

Modeling in Scientific Research

Data Analysis and Interpretation

Uncertainty, Error, and Confidence

Statistics in Science

Using Graphs and Visual Data in Science

Understanding Scientific Journals and Articles

Utilizing the Scientific Literature

Peer Review in Scientific Publishing

The How and Why of Scientific Meetings
Barbara McClintock

César Milstein

Fabiola León-Velarde

Kevin Arrigo

Mario Molina

Meselson and Stahl

Santiago Ramón y Cajal and Camillo Golgi

Sergio Avila

Bernardo Houssay

Carlos J. Finlay

Craig Lee

David Ho

Ellen Ochoa

France Anne-Dominic Córdova

Franklin Chang Díaz

Louis Tompkins Wright

Luis E. Miramontes

Luis Walter Alvarez

Percy Lavon Julian

Ruth Benerito
Early Ideas about Matter

Atomic Theory I

Atomic Theory II

Atomic Theory III

Atomic Theory IV

The Periodic Table of Elements

The Mole and Atomic Mass
States of Matter

Substances

Properties of Gases

Properties of Liquids

Properties of Solids

Diffusion I

Kinetic-Molecular Theory

Solutions, Solubility, and Colligative Properties

Water
Acids and Bases I

Acids and Bases II

Chemical Bonding

Chemical Equations

Stoichiometry
Chemical Reactions

Chemical Reactions II

Nuclear Chemistry

Carbon Chemistry

Chemical Relationships

Acids and Bases (Previous Version): _{An Introduction}

by Anthony Carpi, Ph.D.

Reading
Quiz
Teach with this

A hydrogen ion, H⁺, is the same as a(n):

neutron

electron

proton

hydroxide ion
Acidic foods can be identified by what taste?

salty

sour

bitter

sweet
OH^- is called the:

hydrate ion

hydrogen ion

hydronium ion

hydroxide ion
Acids increase the concentration of what in water?

H⁺ ions

hydrate ions

hydroxide ions

OH^- ions
A beaker full of acid is added to a beaker full of base. The pH of the base will:

change constantly

decrease

increase

stay the same
A solution with a pH of 11 has a H⁺ concentration of:

1 x 10^-11 moles/liter

1 x 10^-3 moles/liter

1 x 10¹¹ moles/liter

1 x 10³ moles/liter
Which substance has the lowest pH?

milk

NaOH

pure water

lemon juice
An unknown substance is added to a solution and the pH increases. The substance is:

acidic

basic

solvent

sweet
What is the concentration of H⁺ in pure water?

1 x 10^-13 moles/liter

1 x 10^-14 moles/liter

1 x 10^-7 moles/liter

1 x 10⁷ moles/liter
Bases can be referred to as:

none of the choices

proton acceptors

proton donors

protons

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