Discover Questions

If you had the chance to take a lifelong trip to another solar system, knowing you will never come back, would you go? Which will have the highest concentration of potassium ions: 0.20M KCL, 0.15M K2CO3, or 0.08M K3PO4? The number of combinations for selecting 7 elements from 12 distinct elements is? If 20-30 possums are in one square mile, how many possums are in 1 acre? (How do I work this problem out)? Planets orbit is circular at a radius 440million Km.Determine the speed of the planet(m/s) around the star if there are 227 days in a yr?