Which is is the following is not misture
(a) Soap solution
(b)Blood
(C) Carbon dioxide
(D)Coal

Which type of substance ionizes partially and gives off hydrogen ions when dissolved in water? a. strong acid b. strong base c. weak acid d. weak base

Drag each label to the correct location on the chart. classify each reaction as endothermic or exothermic.

Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together