What is the factor that affects how easily an electron can be removed from an atom?
a. surrounding atoms.
b. temperature of the environment.
c. size of the atom.
d. structure of the atom

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption

Which are examples of how technology has advanced scientific understanding.1using hot water to sterilize medical equipment.2transplanting a human organ into another individual.3inserting genes from one sheep into another cell to make a cloneunderstanding the different structures that make up a cell.4examining microorganisms from the deepest parts of the ocean

6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.