–At constant temperature, Boyle's law can be used to find a new volume or a new pressure P 1 V 1 = k = P 2 V 2 or P 1 V 1 = P 2 V 2 –Boyle's law works best at low pressures –Gases that obey Boyle's law are called Ideal gases The Gas Laws of Boyle, Charles and Avogadro
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