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A pH meter is a scientific instrument that measures the hydrogen-ion activity in water-based solutions, indicating its acidity or alkalinity expressed as pH. [2]
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] Hence, a pH indicator is a chemical detector for hydronium ions (H 3 O +) or hydrogen ions (H +) in the ...
Former Deputy Prime Minister Vu Duc Dam at the founding ceremony of University of Medicine and Pharmacy, November 18, 2020. [1]On May 20, 2010, Prof. PhD. Mai Trong Nhuan (Former Director of VNU-HN) signed Decision to establish the School of Medicine and Pharmacy - Vietnam National University - Hanoi.
The HUS High School for Gifted Students, commonly known as High School for Gifted Students of Science (HSGS; Vietnamese: Trường Trung học phổ thông chuyên Khoa học Tự nhiên), is a specialized, most-selective (6% acceptance rate) public magnet school of VNU University of Science, a member of Vietnam National University, Hanoi system.
The university's notable alumni are some of Vietnam's leading politicians: - Mr. Truong Tan Sang (President of the Socialist Republic of Vietnam, 2011–2016 tenure), - Ms. Truong My Hoa (Vice President of the Socialist Republic of Vietnam, 2022–2007 tenure), - Ms. Dang Thi Ngoc Thinh (Vice President of the Socialist Republic of Vietnam, 9/ ...
In October 1945, President Hồ Chí Minh signed the decree to establish the University of Literature (Ban Đại học Văn khoa, or Trường Đại học Văn khoa) -the precursor of the current VNU-USSH. In April 1956, the University of Hanoi (Trường Đại học Tổng hợp Hà Nội) was established. During this period, fundamental ...
When she was promoted to full professor Hoàng became the first female full professor in Vietnam in any scientific or technical field. [10] In 1988 she founded the first private university in Vietnam, Thang Long University in Hanoi, [11] and became the president of its board of directors. [3] [12]
Originally, many thước of varying lengths were in use in Vietnam, each used for different purposes. According to Hoàng Phê (1988), [1] the traditional system of units had at least two thước of different lengths before 1890, [2] the thước ta (lit. "our ruler") or thước mộc ("wooden ruler"), equal to 0.425 metres (1 ft 4.7 in), and the thước đo vải ("ruler for measuring ...
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