Dung dịch cuđơ phân biệt bằng mắt với hệ keo dựa trên

You are performing an experiment in a lab to attempt a new method of producing pure elements from compounds. the only problem is that you do not know what element will form. by your previous calculations you know that you will have 6.3 moles of product. when it is complete, you weigh it and determine you have 604.4 grams. what element have you produced?

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?

How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.