Có 3 chất rắn màu trắng ở dạng bột là : CaO , P2O5 , MgO . Bằng phương pháp hoá học hãy trình bày cách nhận biết 3 chất rắn trên .Viết PTHH xảy ra

Since there is the same amount of agn03 in both silver chloride and silver nitrate they produce the same amount of moles. therefore silver chloride produces the same amount of silver nitrate, so your answer is 15.0 moles of silver nitrate. i hope this !

The density of water is 1 g/cm cubed and in order for the pebble to sink its density has to be greater than the density of water and in order for the twig to float its density has to be less than the density of water

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It could possibly be beneficial if the experiment is successful.