Answer:
Chemistry helps in improving the quality of our life, it helps in improving food production, building & construction, military and space science, clothing materials, medicine and transportation.
The five levels of organization in a multicellular organism are cells, tissues, organs, organ systems and organisms. The level of complexity and functionality increases going from cells to organisms.
Answer:
B
Explanation:
the group number is=valence electrons. element 1 is in group 1 element 18 is in group 8. 1<8
We need the diagram to answer the question