How does sound travel through a solid? A by changing its speed as it moves through the object

B by remaining very still while traveling through the matter

C. by vibrating the molecules in the matter

D. by moving in a straight line through the object

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.