500.0 mL of 0.0500 M NaOH is added to 250.0 mL of 0.0750 M H3PO4 in a 1 L volumetric flask and mixed. The solution is diluted to the mark with distilled water and mixed again. What is the ionic strength of the solution?

Harvey kept a balloon with a volume of 348 milliliters at 25.0˚c inside a freezer for a night.  when he took it out, its new volume was 322 milliliters, but its pressure was the same.  if the final temperature of the balloon is the same as the freezer’s, what is the temperature of the freezer? the temperature of the freezer is  kelvins.

How far is the region from the equator or control climate

Which common material is an example of a polymer? (25 pts) a. steel b. plastic c. petroleum d. rubbing alcohol