4.) 105.4mL of Co2(g) was generated with a pressure of 765.5mm Hg for the gas. The temperature of the apparatus was 25.0C. How much zinc oxide would be left in tube if version A was the correct formula?

You've posted this before but provided no more information than the last time. I responded last time that I had no idea what version A is/was or what you're doing. We aren't clairvoyant and my crystal ball is hazy today. I can't help without knowing what the question is all about.