This chart shows the effect of several solutions on litmus paper. Which solutions are most likely bases? (PLEASE HELP) A. Solutions 4 and 7

B. Solutions 2 and 5

C. Solutions 1 and 3

D. Solutions 3 and 6

atomic mass = 39

number of neutrons = 20

number of protons= 19

electronic configuration = 1s2 2s2 2p6 3s2 3p6 4s1

the number of electron in first shell = 2

number of electrons in n=3 shell = 8

answer; the numbers of valence electrons in the acetic acid molecule (ch3co2h) is 24;

answerspecific gravity;