When Mario Molina and F. Sherwood Rowland first presented their findings about the threat of CFCs, the industrial chemists who developed CFCs scoffed at their warnings. Would you categorize the reaction of these scientists as science or pseudoscience? Explain

Suppose the universe were completely empty except for one object-a solid sphere moving through space of 100 km/s. what sort of path would the object be moving in? explain your answer

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.

Write the chemical formula for a compound that is made of an element from group 1 and an element from group 17