c explain how greenhouse gases are thought

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: . . . . . . . . . . . . (c) Explain how greenhouse gases are thought to cause global warming. ......................................................................... ......................................................................... ......................................................................... ......................................................................... ......................................................................... 221-154 [3] –7– D2. (a) M01/420/H(3) Two processes used to treat sewage are filtration and chemical precipitation. (i) Name the type of substance removed by filtration and the equipment used to do this. [2] ..................................................................... ..................................................................... (ii) Name the type of substance removed by chemical precipitation and a chemical used to do this. [2] ..................................................................... ...............
View Full Document

This note was uploaded on 05/02/2008 for the course CHEM 142,152,16 taught by Professor Unknown during the Spring '08 term at University of Washington.

Ask a homework question - tutors are online