Explain the difference between the two water systems and how this led to lead getting into the water. Consider any physical or chemical changes that occur that allow the lead to travel through the water

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What is the chemical formula for the compound formed between sodium and flour one

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