Elaborate on what can be learned about the properties by the location of element on the periodic table. Use atomic number 13 as an example.

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3 -> a2cr(no3)3 + a3ag2so4

If you burn 46.6 g of hydrogen and produce 416 g of water, how much oxygen reacted

Polar bears give birth and hunt on sea ice. which of the following would polar bears survive during the melting of arctic ice? growing another layer of fur during summer migrate inland to search for different food sources staying put until the ice refreezes sticking to the usual diet of seals