The molar mass of magnesium (mg) is 24.30 g/mol. there are 6.02 x 10^23 atoms in 1 mol. how many atoms are present in 48.60 g of mg?

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change. when the temperature in a room increases from 25°c to 33°c, changes from a solid to a liquid. in a lab, methane and nitrogen are cooled from -170°c to -200°c. the methane freezes and the nitrogen . when gold is heated to 2,856°c it changes from a liquid to a .

Aaspirin has a density of 1.40 g/cm^3 what is the volume in cubic centimeters of a tablet weighing 320 mg?

What is the number of moles in 15.0 g ash3?