If an athlete weighs 159 lb and has 15.0% % body fat by weight, how many pounds of fat does the athlete's body contain?

Achemistry student weighs out 0.306 g of citric acid (h3c6h5o7), a triprotic acid, into a 250 ml volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with 0.1000 m naoh solution. calculate the volume of naoh solution the student will need to add to reach the final equivalence point. be sure your answer has the correct number of significant digits.

What does the symbol (–hfus) indicate in a phase change?

Which of these features are formed when hot groundwater is forced out through cracks in the earth's surface?