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Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?

Label a-f based on the table using c for concentrated and d for dilute

Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?