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Description: This book was intended as an introduction to new theories in chemistry and as such, was one of the first Chemistry textbooks. [9] Importance: Introduction, Influence. Aside from being one of the first chemistry textbooks, the book was one of the first to state the Law of conservation of mass, define a chemical element, and contain ...
Headquarters. Hyderabad, Sindh. Website. www .biseh .edu .pk. The Board of Intermediate and Secondary Education was formed in 1961 [ 1] in the city of Hyderabad, Sindh to facilitate examinations for high schools and higher secondary schools (also called intermediate colleges).
Virginia. -class submarine. Only limited by food and maintenance requirements. The Virginia class, or the SSN-774 class, is the newest class of nuclear-powered cruise missile fast attack submarines in service with the United States Navy. The class is designed for a broad spectrum of open-ocean and littoral missions, including anti-submarine ...
Board Established City Website Refs Catholic Board of Education, Pakistan: 1961 Karachi [47] Lahore [48] [49] Diocesan board of education, Pakistan 1960 Islamabad, Rawalpindi [50] [51] Presbyterian Education Board Pakistan Lahore, Punjab
In solid-state physics and solid-state chemistry, a band gap, also called a bandgap or energy gap, is an energy range in a solid where no electronic states exist. In graphs of the electronic band structure of solids, the band gap refers to the energy difference (often expressed in electronvolts) between the top of the valence band and the ...
Textbook. Textbooks written in Pashto distributed to Afghan school children. A textbook is a book containing a comprehensive compilation of content in a branch of study with the intention of explaining it. Textbooks are produced to meet the needs of educators, usually at educational institutions.
Chach Nama ( Sindhi: چچ نامو; Urdu: چچ نامہ; "Story of the Chach"), also known as the Fateh nama Sindh ( Sindhi: فتح نامه سنڌ; "Story of the Conquest of Sindh"), and as Tareekh al-Hind wa a's-Sind ( Arabic: تاريخ الهند والسند; "History of India and Sindh"), is one of the historical sources for the history ...
Pakistan still has a low literacy rate relative to other countries. [9] As of 2022 Pakistan's literacy rates range from 96% in Islamabad to 23% in the Torghar District. [10] Literacy rates vary by gender and region. In tribal areas female literacy is 9.5%, [11] while Azad Kashmir has a literacy rate of 91%. [12]