(chem question MULTIPLE CHOICE) What is the old pressure when the new pressure is 850 mmHg, and the final temperature is 1058.75 K and the original temperature is 90.0oC. The volume of its container is increased by moving a piston from 85.0 mL to 350.0 mL.

multiple choice:

2428.40 mmHg

10208.33 mmHg

17.55 mmHg

1200 mmHg

How many molecules of sucrose c12h22o11 are there in 454 grams of sucrose

It takes 945.kj/mol to break a nitrogen-nitrogen triple bond. calculate the maximum wavelength of light for which a nitrogen-nitrogen triple bond could be broken by absorbing a single photon.

1) in saturated limewater, [h+ ]=3.98x10-13 m. a) find [oh]-/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 2) in butter, [h+ ]=6.0x10-7 m. a) find [oh]-/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 3) in peaches, [oh]=3.16x10-11 m a) find [h+ ]/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 4) during the course of the day, human saliva varies between being acidic and basic. if [oh]=3.16x10-8 m, a) find [h+ ]/ b) what is the ph? / c) is the solution acidic, basic, or neutral? /