Which of the following is the correct definition of "weathering"? * The movement of rocks

The breakdown of rocks.

The dropping off of rocks

All of the above

Which aqueous solution of ki freezes at the lowest temperature? 1) 1 mol of ki in 500. g of water 2) 2 mol of ki in 500. g of water 3) 1 mol of ki in 1000. g of water 4) 2 mol of ki in 1000. g of water