Which statement describes a chemical property of silicon?

(1) Silicon has a blue-gray color.
(2) Silicon melts at 1414 C.
(3) Silicon reacts with fluorine.
(4) Silicon is a brittle solid at 20."C.

Imagine a small synthetic vesicle made from pure phospholipids enclosing an interior lumen containing 1 mm glucose and 1 mm sodium chloride. if the vesicle is placed in pure water, which of the following happens faster? a. na+ diffuses out. b. cl– diffuses out. c. h2o diffuses in. d. glucose diffuses out. e. sodium chloride diffuses out.