A carbon dioxide molecule has one carbon atom and two oxygen atoms. The carbon means 1 carbon. The Di-oxide means 2 oxygen. Di (as in dos which is 2 in spanish) means 2. Oxideâ¦ means oxygen. This circuit is used in most electronic digital computers ever built & was invented in 1918 (patent GB148582).
1 You can still make your annual contribution if you also convert money from a tax-deductible account (like a traditional IRA) to a Roth in the same year. 2  You can contribute to a Roth even if you participate in a retirement plan through your employer.ne quirk in the IRA laws is that you have 15 months to make a contribution for the current tax year. In 2015, for instance, you can make a contribution any time from January 1, 2015 to April 15, 2016 (the tax filing deadline).
Last Chance to Recharacterize 2014 Roth IRA Conversion If you converted a traditional IRA to a Roth during 2014 and paid tax on the conversion with your 2014 return, October 15, 2015 is the deadline for recharacterizing (undoing) the conversion.st Quarter 2015 Estimated Tax Payment Due If you are self-employed or have other first-quarter income that requires you to pay quarterly estimated taxes, get your Form 1040-ES postmarked by April 15, 2015.