The pressure inside a particular 5.00 L bottle of gas must be 1 atm or less in order to open the bottle cap. To what temperature, in C, must a bottle of gas be cooled so that the bottle cap can be removed if at 25.0C the pressure is 2070 mm Hg

Brainliesttt me asap! the below reaction can be categorized as more than one type of reaction. which reactions are these, and what are the types of reactions?

Compare and contrast physical changes with chemical changes.

Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.