You have a block of an unknown metal. Which properties would be most helpful in determining what it is? If it could be

Alarge marble is dropped in a graduated cylinder with 35ml of water in it.the water level increases to 49ml.what is the volume of the marble

How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer

Using data from seismic waves, geologists have learned that earth’s interior is made up of several