What would be the molarity of a new solution if you added 2l of water and 500ml of 6m H2SO4

Embryos of different species look very similar, which shows that the organisms share a ancestor.

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate

Two solids are mixed in a flask and stirred. after a few minutes, the flask becomes cold. which of the following best describes this reaction? a. an exothermic reaction b. a combustion reaction c. an endothermic reaction d. a decomposition reaction