Some examples of physical properties(something I can test for that doesn’t change what the substance is)are

How many moles of no2 will form when 3.3 moles of cu are reacted with excess hno3?

What is the name of the enzyme that forms at the start of transcription?

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