How many grams of water will absorb a total of 2400 joules of energy when the temperature changes from 10.0°c to 30.0°c?

Calculate the number of molecules present in 0.750 mol of mgo.

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

1) describe the physical layout of the ocean floor ? 2) explain how the dumbo octopus swims differently than other octopus species and why this would be an advantage in the aphonic zone . 3) why are the types of organisms that live at each underwater hot vent so dramatically different ?