A substance that cannot be broken down into another substance by chemical or physical means is called a

What is the molality of a solution that has 4 mol of kci in 0.800 kg of water

What type of reaction is shown below? check all that apply. 2h2o2 → 2h2o + o2 synthesis decomposition combustion

Astudent is asked to identify and element that is pale yellow brittle solid and does not conduct electricity. at which location in this periodic table would the element most likely be found?