Week 14 Quiz 1. Salinity is the total amount of ____________ material in water. This includes both solids and gasses. 2. Salinity is expressed in _______________. The average salinity of the ocean is 35 ppt. This is equal to ______________ percent. 3. Salinity varies from________________, which means very salty, to __________________ which means a mix of freshwater and saltwater. 4. Give an example of a body of water that is very salty and an example of a body of water that is somewhat salty. 5. True or False. Seawater is not good to drink in large quantities because it will dehydrate you. 6. Name one way to determine salinity. 7. How many protons are in an atom of oxygen (O)? 8. How many electrons are in an atom of sodium (Na)? 9. How many neutrons are in gold (Au)? 10. Draw the compound salt.