Matter

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the three states of matter?

Back

Solid, liquid, and gas.

Front

What is an acid?

Back

An acid is a substance that donates protons (H+) in a chemical reaction and has a pH less than 7.

Front

What is a base?

Back

A base is a substance that accepts protons (H+) in a chemical reaction and has a pH greater than 7.

Front

What is pH?

Back

pH is a scale used to measure how acidic or basic a substance is, ranging from 0 (acidic) to 14 (basic), with 7 being neutral.

Front

What happens when an acid and a base react?

Back

They react chemically to form a salt and water.

Front

What is a neutralization reaction?

Back

A neutralization reaction is a chemical reaction between an acid and a base that produces a salt and water.

Front

What is a strong acid?

Back

A strong acid is an acid that completely dissociates in water, releasing all of its protons.

Front

What is a weak acid?

Back

A weak acid is an acid that partially dissociates in water, releasing some but not all of its protons.

Front

What is the chemical equation for photosynthesis?

Back

6CO2 + 6H2O -> C6H12O6 + 6O2.