Suppose you have two small blocks that look the same (same size and shape) and you are told the density of one block is 11.3g/cm3 and the density of the other block is 0.50g/cm3. Describe an experiment (and the results) that will help you tell which is which only knowing only the densities Report inappropriate predictions

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Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

Why does a plastic bottle that is sealed at a high altitude change it’s shape when taken to lower altitude