The products of the neutralization reaction between hydrochloric acid and magnesium hydroxide are Magnesium chloride and water.
E. coli and Salmonella spp.
To the eye – taken by itself – Alpha Centauri A appears as the fourth-brightest star seen from Earth, just slightly outshone by Arcturus. However, the combined light of Alpha Centauri A and B is slightly greater than Arcturus, so in that sense it appears as the third-brightest star visible in Earth's sky.