In this lesson we discussed the difference between monoprotic and diprotic acids, as well as the difference between strong and weak acids. Which of these acids would be classified as strong and monoprotic? hydrobromic acid
phosphoric acid
sulfuric acid
none of these
carbonic acid

Compound with sulfer  is bright red 

Non metal is an element or substance that is not a metal metal is a solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivitymetalloid is an element (e.g., germanium or silicon) whose properties are intermediate between those of metals and solid nonmetals. they are electrical semiconductors.

C. definite shape, definite volume. that is a solid.

Um i think answer is a