[send a message] as you move across a row from left to right in the period table, atomic numbers of the elements
a. decrease.
b. increase.
c. double.
d. stay the same.

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.

Why are people not able to skip a dive to the deepest part of the ocean

Isopropyl alcohol, (ch3)2choh, is a common solvent. determine the percent by mass of hydrogen in isopropyl alcohol. a) 6.71% h b) 13.4% h c) 25.0% h d) 53.3% h