Aballoon has a volume of 10,500 liters, and the temperature is 15°c. if the temperature were -25°c, what would the volume of the balloon be? a) 12,194 l b) 9,042 l

What is the mass of naoh that would have to be added to 500 ml of a solution of 0.20 m acetic acid in order to achieve a ph of 5.0?

The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?

When the ionic compound nabr dissolves in water, br– ions are pulled into solution by the attraction between what two particles? a. the na+ and br– ions b. the na+ ion and the negative end of a water molecule c. the br– ion and the positive end of a water molecule d. the br– ion and the negative end of a water molecule