The wavelength at which the absorbance of the blue (base) form of bromocresol green is equal to the absorbance of the yellow (acid) form is called an isosbestic point. a. What was the wavelength of the isosbestic point in your experiment

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here

How have the greenhouse gasses increased from the year 2000 to 2018

In a heat of an engine, if 700 j enters the system, and the piston does 400 j of work what is the final internal (thermal) energy of the system if the initial energy is 1,500 j