A helium balloon has a volume of 17.3 L
when the pressure is 1.375 atm and the tem-
perature is 19°C. The balloon is cooled at
a constant pressure until the temperature is
-15°C. What is the volume of the balloon at
this stage?
Answer in units of L.

An exothermic reaction is conducted in an insulated calorimeter filled with water. the calorimeter is then sealed so that there is no heat exchanged between the contents of the container and the surrounding air. which of the following statements is true about the reaction?

If there is any 12 to 14 girls that need a boyfriend just follow me and let me know

Is laundry detergent an acid or a base?