Provide a detailed, stepwise mechanism for the acid-catalyzed reaction of 2-butanone with ethylene glycol (HOCH2CH2OH) to produce an acetal.

The enthalpy of formation of water is -285.8 kj/mol. what can be inferred from this statement?

About 70 percent of the earth's surface is water-covered, and about 96.5 percent of all earth's water is salt water. identify the watery feature on earth that is made of freshwater rather than salt water. a) bay b) glacier c) ocean d) sea it is not incomplete this is the true question

How does the principle of electromagnetism explain the interaction between earth’s magnetic field and the solar wind?