6. When two oceanic plate boundaries meet, what crustalfeature forms(see photo below)
A Plate Tectonics
B. Sea Floor Spreading
C. Folded Mountains
D. Volcanic Island Arc

Which property of a rock remains unchanged by mechanical weathering? a. total surface area b. size and shape c. mineral composition d. sharpness

Which of the following is not true about the atomic model of substances?

Asolution is made by dissolving 2.3 moles of sodium chloride (nacl) in 0.155 kilograms of water. if the molal boiling point constant for water (kb) is 0.51 °c/m, what would be the boiling point of this solution? show all the steps taken to solve this problem.