Find the volume of 1760 grams of copper

How many atoms are there in 5.70 mol of mg

The twister and runaway train are two coasters at the same amusement park. both coasters start at the same height. the coaster for the twister is twice the mass of the coaster for the runaway train. which roller coaster has greater gravitational potential energy at the start of the ride?

Chromosome 17 is made of over million base pairs.