pH, Salinity, Mixtures & Solutions

list in order from least to greatest the particle sizes of colloids, mixtures, solutions, and suspensions

What is an acid?

What are the characteristics of an acid?

Answer explanation

tastes sour, reacts with metals and carbonates, turns blue litmus paper red, contains hydrogen ions when dissolved in water

give an example of a strong acid and a weak acid, and give a possible pH for each

what is a base?

What are the characteristics of bases?

Answer explanation

tastes bitter, feels slippery, turns red litmus paper blue

give an example of a strong base and a weak base, and give a possible pH for each

What is the pH scale?

• A measure of acidity or alkalinity of a substance, ranging from 0 to 14
• A measure of temperature in Celsius
• A measure of time in seconds
• A measure of distance in kilometers

What does the pH scale range from?

Acids have a pH of_______(list #-#)