What is the pH of ammonium acetate buffer? Ammonium acetate does provide buffering around pH 4.75 (the pKa of acetic acid) and around pH 9.25 (the pKa of ammonium). What is the pH of 5 mM ammonium acetate? 1) When Read more…
What does the color trail test measure? The Color Trails Test (CTT) is a neuropsychological measure assessing for frontal and executive functioning, while also minimizing the cultural and language barriers inherent in similar measures such as the Trail Making Test Read more…
What is the conversion process that occurs in an engine? Combustion, also known as burning, is the basic chemical process of releasing energy from a fuel and air mixture. In an internal combustion engine (ICE), the ignition and combustion of Read more…
Are astrocytes connected by gap junctions? Astrocytes in the CNS form a highly interconnected network via gap junctions or hemichannels. Each connexin hemichannel consists of six protein subunits termed connexins, which belong to a protein family encoded by 20–21 genes Read more…
What caused the Rodeo Chediski fire? Arson was the cause of the Rodeo fire that started on June 18, 2002, a few miles from Cibecue, a small village on the Reservation. The Chediski fire was set as a signal by Read more…
What causes motility issues in children? What causes motility disorders? Motility disorders stem from problems with nerves in the GI tract, intestinal muscles or how the two work together. Sometimes problems with the autonomic nervous system, which helps regulate the Read more…
What is a wooden Burr? A burr puzzle is an interlocking puzzle consisting of notched sticks, combined to make one three-dimensional, usually symmetrical unit. These puzzles are traditionally made of wood, but versions made of plastic or metal can also Read more…
Does LG TV support MHL? LG, Samsung, and Toshiba all offer MHL-ready devices among their high-quality HDTV lines. How do I turn on MHL on my LG TV? Connect the MHL cable to the smartphone and your Smart TV. In Read more…
Are old euro bills still valid? Yes. The old Euro banknotes from the First Series still remain legal tender. They have the exact same value as the equivalent banknotes of the Second Series of Euro banknotes. Both types of Euro Read more…
Does the Canon 5D Mark III have focus peaking? The 5D3 does not have color-based focus peaking (where in-focus regions are artificially colorized). However it does have a very high quality LCD screen which the Magnify button toggles between 1x, Read more…