A fully filled acetylene cylinder has a pressure of 200. psi. After 1 week of use, the acetylene cylinder has a pressure of 44. psi. Note: Reference the Conversion factors for non-SI units table for additional information. Part 1 of 2 Convert the cylinder pressure when first filled to mmHg. Be sure your answer has the correct number of significant figures. 200. ps1= mmHg 0 - x1 Fart or Convert the cylinder pressure after 1 week of use to mmHg. Be sure your answer has the correct number of significant figures. 44. psi=| | mmHg x10