A 5.916 g sample containing calcium carbonate, sodium chloride, and sand was separated and found to contain 1.20 g of CaCO_3 and 2.85 g of NaCl. Calculate the percentage of sand in the sample.

Non renewable resources like petroleum eventually

Which of these is not an example of chemical weathering? a. iron-rich mineral rusting b. feldspar turning into clay c. limestone reacting with acid d. granite breaking up into sand

How are evaporation and sublimation similar? a both involve the formation of a gas. b both release energy to the surroundings. c both take place throughout a solid. d both take place at the surface of a liquid.