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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]
Thùy Tiên was born on August 12, 1998, in Ho Chi Minh City. She once read French Language at the Faculty of French Language of University of Social Sciences and Humanities, a member of Vietnam National University, Ho Chi Minh City system before switching to a new major and then obtaining her Bachelor's degree in International Hotel and Restaurant Management (joint program with Vatel) from ...
Nguyễn Khoa Tóc Tiên (Vietnamese: [tɐwk͡p̚˧ˀ˦ tiɜŋ˧]; born 13 May 1989), [1] known simply as Tóc Tiên, is a Vietnamese singer. Beginning her career as a child, Tiên later became a teen idol , participating in several singing competitions and releasing two studio albums: Nụ cười nắng mai (2007) and Tóc Tiên thiếu nữ ...
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 ...
Từ điển bách khoa toàn thư Việt Nam (Encyclopedia of Vietnam), a state-sponsored encyclopedia which was published in 2005. Vietnamese Wikipedia, a project of the Wikimedia Foundation. Vietnam War encyclopedias. Encyclopedic works and encyclopedias focused on Vietnam War-related topics.
Nguyễn Đình Chiểu was born in the southern province of Gia Định, the location of modern Saigon.He was of gentry parentage; his father was a native of Thừa Thiên–Huế, near Huế; but, during his service to the imperial government of Emperor Gia Long, he was posted south to serve under Lê Văn Duyệt, the governor of the south.
He appointed Phan Thanh Giản the chief editor. It was finished in 1859 and additionally annotated by the Emperor himself. After several modifications in 1871, 1872, 1876, and 1878, the book was finally published in 1884. Khâm định Việt sử Thông giám cương mục was translated into the Vietnamese alphabet in 1960.
Liang published Phan's 1905 work Việt Nam vong quốc sử (History of the Loss of Vietnam) and intended to distribute it in China and abroad, but also to smuggle it into Vietnam. Phan wanted to rally people to support the cause for Vietnamese independence; the work is regarded as one of the most important books in the history of Vietnam's ...