Stoichiometry. Stoichiometry is the process of balancing chemical equations, and subscripts in chemical formulas play in important role. Chemistry students use subscripts to calculate the number of moles (a measurement of the amount of a substance) of each element on each side of the equation.
Sir Tim Berners-Lee invented the World Wide Web in 1989. Image: Â© CERN. Sir Tim Berners-Lee invented the World Wide Web in 1989. This is for everyone #london2012 #oneweb #openingceremony @webfoundation @w3c â Tim Berners-Lee (@timberners_lee) July 27, 2012. Sir Tim Berners-Lee is a British computer scientist.
Further information: Timeline of web search engines. Internet search engines themselves predate the debut of the Web in December 1990. The Who is user search dates back to 1982 and the Knowbot Information Service multi-network user search was first implemented in 1989.