ocean acidification
acids and bases
100

In the past 200 years the ph dropped to what level?

8.1

100

whats the PH level of a strong acid.

0
200

reefs are home to how many species?

35-60 thousand different species 

200

whats the PH level of a strong base.

14

300

carbonic acid in the ocean is able to dissolve what?

sea shells,limestone, and coral reefs

300

whats the PH level of a neutral substance.

7

400

seashells and chalk are made up of?

calcium carbonate

400

what happens with the molecules in a strong acid

they split into 2 pieces

500

what is ph?

ph is the measurement of how acidic or alkaline a substance is 

500

what happens to the molecules in a weak acid

the molecules partially split into 2