Path: csiph.com!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail From: Sylvia Else Newsgroups: sci.physics Subject: Re: WHY IS MOIST AIR LESS DENSE THAN DRY AIR AT SAME TEMPERATURE Date: Sat, 16 Jan 2016 14:05:31 +1100 Lines: 34 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-Trace: individual.net LNnY8MV+8YDrB+w/44JeygXb0M4vxOGNLJVtyIeVTrCHpCgZYK Cancel-Lock: sha1:sgE7hAXOVGvnyX5bKH0VNC1d6zk= User-Agent: Mozilla/5.0 (Windows NT 6.1; rv:38.0) Gecko/20100101 Thunderbird/38.3.0 In-Reply-To: Xref: csiph.com sci.physics:545775 On 16/01/2016 11:43 AM, reber g=emc^2 wrote: > On Thursday, January 14, 2016 at 6:25:51 PM UTC-8, Sam Wormley > wrote: >> WHY IS MOIST AIR LESS DENSE THAN DRY AIR AT SAME TEMPERATURE >>> http://www.theweatherprediction.com/habyhints/260/ >> >>> The amount of water vapor in the air also effects the density. >>> Water vapor is a relatively light gas when compared to diatomic >>> Oxygen and diatomic Nitrogen. Thus, when water vapor increases, >>> the amount of Oxygen and Nitrogen decrease per unit volume and >>> thus density decreases because mass is decreasing. >>> >>> The two most abundant elements in the troposphere are Oxygen and >>> Nitrogen. Oxygen has an 16 atomic unit mass while Nitrogen has a >>> 14 atomic units mass. Since both these elements are diatomic in >>> the troposphere (O2 and N2), the atomic mass of diatomic Oxygen >>> is 32 and the diatomic mass of Nitrogen is 28. >> >> >> Some people's "Heavy Air Theory" is a complete sham. >> >> >> >> -- >> >> sci.physics is an unmoderated newsgroup dedicated to the discussion >> of physics, news from the physics community, and physics-related >> social issues. > > My "HEAVY AIR THEORY" Is well accepted by the email I get on it. Cranks tend to support other cranks. Quite why escapes me. Sylvia.