Search results
Results from the WOW.Com Content Network
t. e. The first-generation iPad (/ ˈaɪpæd /; EYE-pad) (retrospectively referred to unofficially as the iPad 1 or original iPad) is a tablet computer designed and marketed by Apple Inc. as the first device in the iPad lineup of tablet computers.
The iPad is a brand of iOS - and iPadOS -based tablet computers that are developed and marketed by Apple. The first-generation iPad was introduced on January 27, 2010. Since then, the iPad product line has been expanded to include the smaller iPad Mini, the lighter and thinner iPad Air, and the flagship iPad Pro models.
iPad Pro (1st gen) CDMA EV-DO Rev. A and B. The first generation of iPad Pro is a line of iPad, a tablet computer developed and marketed by Apple. The iPad Pro was released in 2015 alongside the Apple Pencil, and was the first iPad to use the Pencil as an input device. The iPad Pro was first sold in November 2015 at a screen size of 12.9 inches ...
The iPad Air (retrospectively referred to unofficially as the iPad Air 1 or original iPad Air) is a tablet developed and marketed by Apple Inc. It was announced on October 22, 2013, and was released on November 1, 2013. Part of the iPad line of tablet computers, the iPad Air features a thinner design than its predecessors, with similarities to ...
A value. The A-value for a methyl group is 1.74 as derived from the chemical equilibrium above. This means it costs 1.74 kcal/mol (7.3 kJ/mol) of energy to have a methyl group in the axial position compared to the equatorial position. A-values are numerical values used in the determination of the most stable orientation of atoms in a molecule ...
Blue bottle reaction video. The blue bottle experiment is a color-changing redox chemical reaction. An aqueous solution containing glucose, sodium hydroxide, methylene blue is prepared in a closed bottle containing some air. Upon standing, it spontaneously turns from blue to colorless due to reduction of methylene blue by the alkaline glucose ...
Chemistry AR apps allow students to visualize and interact with the spatial structure of a molecule using a marker object held in the hand. [149] Others have used HP Reveal, a free app, to create AR notecards for studying organic chemistry mechanisms or to create virtual demonstrations of how to use laboratory instrumentation. [ 150 ]
A laboratory notebook (colloq. lab notebook or lab book) is a primary record of research. Researchers use a lab notebook to document their hypotheses, experiments and initial analysis or interpretation of these experiments. The notebook serves as an organizational tool, a memory aid, and can also have a role in protecting any intellectual ...