1. Do naczynia z 10 g soli wlano 90 g wody. Oblicz stężenie otrzymanego roztworu. 2. Jakie stężenie procentowe ma roztwór cukru uzyskany przez rozpuszczenie 15 g cukru w 85 g wody. 3. Oblicz stężenie procentowe roztworu otrzymanego w wyniku rozpuszczenia 40g substancji w 260 g wody.

What problem would a person have if the nucleic acid in one of his or her cells were damaged?

When svante arrhenius first proposed his acid-base theory, he was a doctoral candidate. his professors thought his ideas were unfounded. within a decade, the arrhenius theory of acid-base was widely accepted and praised within the scientific world. arrhenius defined acids as compounds having ionizable hydrogen and bases as compounds with ionizable a) barium. b) hydronium. c) hydroxide. d) oxygen.

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?