The flow chart below shows how a metamorphic rock can change into a sedimentary rock. Metamorphic rock
Sediment
Sedimentary rock
Erosion
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Which term should replace the question mark?
a deposition
melting
weathering
cooling

Match the mixture with the substance// i really need on this guys (it’s a pic btw)

Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?