More cards in this set

What is formed when (temporary) hard water is heated? And what does it affect?

What does scum do?

What are some positives of hard water?

What causes temporary, or permanent hardness?

How do you remove temporary hardness?

What is the equation for removing temporary hardness?

How do you soften both types of hardness?

What is an ion-exchange column?

How can you compare the hardness of water samples?

What are negatives of flouridation?