Chemistry of Life - Study Guide Flashcardizz

Front

What is pH?

Back

pH is a scale used to measure the acidity or basicity of a solution, ranging from 0 (very acidic) to 14 (very basic), with 7 being neutral.

Front

What does a pH value of 6 indicate?

Back

A pH value of 6 indicates a weak acid.

Front

What is the pH range for acids?

Back

The pH range for acids is from 0 to 6.

Front

What is the atomic number of an element?

Back

The atomic number of an element is the number of protons in the nucleus of its atoms.

Front

What is the atomic number of Neon?

Back

The atomic number of Neon is 10.

Front

What is a strong acid?

Back

A strong acid is an acid that completely dissociates in solution, typically having a pH of 1 to 3.

Front

What is a weak acid?

Back

A weak acid is an acid that partially dissociates in solution, typically having a pH of 4 to 6.

Front

What is the relationship between protons and electrons in a neutral atom?

Back

In a neutral atom, the number of protons equals the number of electrons.

Front

What is a base?

Back

A base is a substance that can accept protons (H+) or donate electron pairs, typically having a pH greater than 7.

Front

What is the pH range for bases?

Back

The pH range for bases is from 8 to 14.