Could anyone assist?

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?

How many moles are in 123.0 grams of kclo4?

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.