Table of contents

1. Matter and Measurements4h 31m
2. Atoms and the Periodic Table5h 23m
3. Ionic Compounds2h 18m
4. Molecular Compounds2h 18m
5. Classification & Balancing of Chemical Reactions3h 17m
6. Chemical Reactions & Quantities2h 27m
7. Energy, Rate and Equilibrium3h 46m
8. Gases, Liquids and Solids3h 25m
9. Solutions4h 10m
10. Acids and Bases3h 29m
11. Nuclear Chemistry56m
BONUS: Lab Techniques and Procedures1h 38m
BONUS: Mathematical Operations and Functions47m
12. Introduction to Organic Chemistry1h 34m
13. Alkenes, Alkynes, and Aromatic Compounds2h 12m
14. Compounds with Oxygen or Sulfur1h 6m
15. Aldehydes and Ketones1h 1m
16. Carboxylic Acids and Their Derivatives1h 11m
17. Amines39m
18. Amino Acids and Proteins1h 51m
19. Enzymes1h 37m
20. Carbohydrates1h 41m
21. The Generation of Biochemical Energy2h 8m
22. Carbohydrate Metabolism2h 22m
23. Lipids2h 26m
24. Lipid Metabolism1h 45m
25. Protein and Amino Acid Metabolism1h 37m
26. Nucleic Acids and Protein Synthesis2h 54m

2. Atoms and the Periodic Table

Periodic Table: Classifications

GOB Chemistry

2. Atoms and the Periodic Table

Periodic Table: Classifications

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3:23 minutes

Problem 15a

Textbook Question

Using the Chemistry Link to Health: Elements Essential to Health, answer each of the following:
a. What is a macromineral?

Verified step by step guidance

A macromineral is a type of mineral that the body requires in relatively large amounts for proper physiological function. These are essential nutrients that must be obtained through diet.

Macrominerals are typically needed in quantities greater than 100 milligrams per day, unlike trace minerals, which are required in smaller amounts.

Examples of macrominerals include calcium (Ca), magnesium (Mg), potassium (K), sodium (Na), phosphorus (P), sulfur (S), and chloride (Cl).

These minerals play critical roles in various bodily functions, such as maintaining bone health (e.g., calcium and phosphorus), nerve transmission (e.g., sodium and potassium), and muscle function (e.g., magnesium).

To summarize, macrominerals are essential for maintaining health and must be consumed in sufficient amounts through a balanced diet.

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Key Concepts

Here are the essential concepts you must grasp in order to answer the question correctly.

Macrominerals

Macrominerals are essential minerals that the body requires in larger amounts to maintain various physiological functions. These include calcium, phosphorus, magnesium, sodium, potassium, chloride, and sulfur. They play critical roles in processes such as bone formation, nerve transmission, and muscle function. A deficiency or excess of these minerals can lead to significant health issues.

Essential Nutrients

Essential nutrients are compounds that the body cannot synthesize on its own and must be obtained through diet. Macrominerals fall under this category, as they are vital for numerous bodily functions. Understanding the distinction between essential and non-essential nutrients is crucial for nutritional science and health, as it guides dietary recommendations and supplementation.

Dietary Sources

Dietary sources refer to the foods and beverages that provide essential nutrients, including macrominerals. Common sources of macrominerals include dairy products for calcium, meats and legumes for phosphorus, and fruits and vegetables for potassium. Recognizing these sources is important for creating balanced diets that meet nutritional needs and promote overall health.