What is most believed by most scientists about the age of our solar system.

What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable

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.

Balance the following reaction. as2s3 + 9o2 → 2as2o3 + so2