Explain the process of salt weathering (4 marks) *Also, is that the same as chemical Weathering??

Salt weathering is a geomorphic process resulting in the physical disintegration of rocks or stones and in the fretting of their surfaces. It is mainly due to the growth and expansion of various salts crystals.

Hope it helps,

I don't know the answer of second question.

2,407.2 miles. or 32 hours.