Theresa morgan, a chemist, has a 15% hydrochloric acid solution and a 65% hydrochloric acid solution. how many liters of each should she mix to get 390.625 liters of a hydrochloric acid solution with a 49% acid concentration?

Which statement best describes how atoms combine to form sodium chloride (nacl)? a. a positively charged sodium ion and a positively charged chlorine ion form an covalent bond. b. a positively charged sodium ion and a negatively charged chlorine ion form an covalent bond. c. a positively charged sodium ion and a positively charged chlorine ion form an ionic bond. d. a positively charged sodium ion and a negatively charged chlorine ion form an ionic bond.

Agas occupies 475 cm^3 at 313k. find its volume at 367k. you must show all of your work to receive credit. be sure to identify which of the gas laws you will be using

Explain that newton first law,second law and third law of motion?