Hydronium ion, H3O+, is what gives a low pH to an aqueous solution. Hydronium ion is made when an acid donates a hydrogen ion to a water molecule.    Hydroxide ion, OH- â¦ , gives a higher pH to an aqueous solution. Hydroxide ions are found in bases; a base donates hydroxide ions to water.   Combining H3O+ + OH-makes 2 H2O.he hydronium ion is a polyatomic ion that forms when an acid releases a proton (H+) to a water molecule.
For the most part, the media seems to grasp the key features of electric-car maker Tesla Motors' (NASDAQ:TSLA) new Model X -- at least all features except for one critical element: price. Most media outlets are still asserting the Model X will start at $132,000. But this figure is off by quite a bit.
2012 Tesla Model S beta vehicle, Fremont, CA, October 2011. The upcoming Tesla Model 3 may just be the most anticipated and significant electric car ever. Scheduled to hit the market in late 2017 with a price tag of $35,000 and a range of 200-plus miles, the Model 3 aims to be the first true mass-market electric car.Its sales are targeted at 500,000 per year by 2020âfully 10 times the production rate of the $75,000-and-up Tesla Model S.peculation worth reading. But a recent article about the Tesla Model 3 on the stock-market website Seeking Alpha caught our eye. Unlike much other Model 3 speculation, it seems to be a thoughtful design analysis based on a reasonable understanding of car batteries and automotive design.