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One nanometer is equal to how many meters?

Calculate the ph of a .10m nh4cl solution. the kb value for nh3 is 1.8×10^-5

The following transition occurs at a molecular level for a substance. what transition corresponds to this change in microscopic structure? the carbon dioxide molecules on the left are in a regular, tightly packed pattern. after heating, it becomes much lower density. a. melting b. boiling c. sublimation d. freezing