Be, Mg, Ca increasing first ionization energy
H and Br are both non-metals which means the bond that comes in between them is covalent. If the composing elements are non-metal and metal, then the bond should be ionic. In this case, HBR is considered polar because the Br atom pulls on the electron much harder than the H atom. Answer is C.
As the warm water holds more salt then cold water the fingers cool and produce crystals of salt that soon rains down to the floor of the ocean
Answer:
1..the natural agent that stimulates sight and makes things visible.
2.an expression in someone's eyes indicating a particular emotion or mood.
"a shrewd light entered his eyes"
Answer: potassium nitrate
hope this helps
