Consider the two electron arrangements for neutral atoms A and B. What is the atomic number of A? A - 152, 252, 2p9, 351
B - 152, 252, 2p5, 5s
A.) 8
B.) 19
C.) 11

What role does weathering have in shaping earth’s surface? a) it allows sediments to fall out of a medium. b) it sediments settle on a new surface. c) it breaks down older material into sediments. d) it transports sediments to a different location. will give brainliest, answer quickly.