It can take hundreds of billions of years for a red dwarf to convert all of its hydrogen completely to helium. a. True
b. False

What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )

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

Ants live on acacia trees in south america. the ants feed on sugars secreted by the trees. the trees provide room for the ants to live. the ants sting any other insect or animal that comes to eat the trees. what type of relationship is this?