A 1.0L volume of gas at 300K exerts a pressure of 85.5 kPa. What will the pressure be at 400K, assuming the volume remains constant? Group of answer choices

64.1 kPa

72.8 kPa

100.4 kPa

114 kPa

Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change

Joe shines white light into a bowl half full of water at an angle of incident of 27.5°. calculate the angle of refraction in the water given the indices of refraction for air and water are 1.00 and 1.36, respectively.

Calculate the molarity of each of the following solutions. part a) 0.12 mol of lino3 in 5.5 l of solution part b) 60.7 g c2h6o in 2.48 l of solution part c) 14.2 mg ki in 100 ml of solution