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?

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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

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what is a base?

What are the characteristics of bases?

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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

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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 #-#)