What mass of sulfur hexafluoride, sf6, has the same number of fluorine atoms as 25. 0 g of oxygen difluoride, of2?.

Explain how you might determine the rate of weathering on a sample rock

Summarize the work of famous environmental scientists of the past.

Consider a normal distribution of frog weights with u = 500 grams and o = 65 grams. a sample of size 2,000 is drawn from this population. approximately how many of the 2,000 cases would you expect to find between 435 and 565?