Agirl on a sled coasts down a hill. her speed is 6.5 m/s when she reaches level ground at the bottom. the coefficient of kinetic friction between the sled's runners and the hard, icy snow is 0.045, and the girl and sled together weigh 650 n. how far does the sled travel on the level ground before coming to rest?

Which statement is best described as a atom

What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?

He table below gives the atomic mass and relative abundance values for the three isotopes of element m. relative abundance (%) atomic mass (amu) 78.99 23.9850 10.00 24.9858 11.01 25.9826 what is the average atomic mass (in amu) of element m? 2.86 5.36 24.30 24.98