It’s “c. +1” because the Sodium is losing a proton, which has a positive chage
Answer:
B
Explanation:
the group number is=valence electrons. element 1 is in group 1 element 18 is in group 8. 1<8
Answer:
Scientists were unsure about the last common ancestor between apes and humans because fossils are so scarce, researchers do not know what the last common ancestors of living apes and humans looked like or where they originated.
Explanation:
0.000735 in scientific notation is 7.35 x 10^-4
