What mass of xef4 has the same number of fluorine atoms as 25. 0 g of of2.

How do you work out 21.3-8= show your working. plz

Which statement about clep exam score reports is accurate

Which source would provide the most bias-free information about smoking and increased health risks? a) a website created by heart disease patients b) a research study conducted by the mayo clinic eliminate c) a public service message sponsored by tobacco companies d) an online question forum conducted by attorneys for cardiac specialists