Search results
Results from the WOW.Com Content Network
Methyl orange is a pH indicator frequently used in titration because of its clear and distinct color variance at different pH values. Methyl orange shows red color in acidic medium and yellow color in basic medium.
pH indicators: a graphic view. A pH indicator is a halochromic chemical compound added in small amounts to a solution so the pH (acidity or basicity) of the solution can be determined visually or spectroscopically by changes in absorption and/or emission properties. [1]
Love bombing is an attempt to influence a person by demonstrations of attention and affection. It can be used in different ways and for either positive or negative purposes. [ 1 ] Psychologists have identified love bombing as a possible part of a cycle of abuse and have warned against it.
C 20 H 12 N 3 O 7 SNa Molar mass: 461.381 g/mol Appearance dark red/brown powder Acidity (pK a) 6.2, 11.55
The K-7 was designed by World War I aviator and Soviet aircraft designer Konstantin Kalinin at the aviation design bureau he headed in Kharkiv, Ukraine, It was one of the biggest aircraft built before the jet age. It featured an unusual arrangement of six tractor engines on the wing leading edge and a single engine in pusher configuration at ...
The 7 July 2005 London bombings, also referred to as 7/7, were a series of four co-ordinated suicide attacks carried out by Islamist terrorists that targeted commuters travelling on London's public transport during the morning rush hour.
The Xi'an JH-7 (simplified Chinese: 歼轰-7; traditional Chinese: 殲轟-7; pinyin: jiān hōng qī – fighter-bomber; NATO reporting name Flounder), [3] also known as the FBC-1 (Fighter/Bomber China-1) Flying Leopard, is a Chinese tandem two-seat, twin-engine fighter-bomber in service with the People's Liberation Army Naval Air Force (PLANAF), and the People's Liberation Army Air Force ...
The device's conventional explosives destroyed it on impact, leaving a crater 7.6 metres (25 ft) in diameter and 3.7 metres (12 ft) deep. [5] Though a chain reaction was impossible because the plutonium pits were stored separately on the plane as a safety measure, the incident spread radioactive contamination and debris over a 1-mile-wide (1.6 ...