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Different types of graduated cylinder: 10mL, 25mL, 50mL and 100mL graduated cylinder. A graduated cylinder, also known as a measuring cylinder or mixing cylinder, is a common piece of laboratory equipment used to measure the volume of a liquid. It has a narrow cylindrical shape. Each marked line on the graduated cylinder represents the amount ...
Three beakers, an Erlenmeyer flask, a graduated cylinder and a volumetric flask. Laboratory glassware is a variety of equipment used in scientific work, traditionally made of glass. Glass may be blown, bent, cut, molded, or formed into many sizes and shapes. It is commonly used in chemistry, biology, and analytical laboratories.
The economic history of the Philippines is shaped by its colonial past, evolving governance, and integration into the global economy. Prior to Spanish colonization in the 16th century, the islands had a flourishing economy centered around agriculture, fisheries, and trade with neighboring countries like China, Japan, and Southeast Asia.
A volumetric flask (measuring flask or graduated flask) is a piece of laboratory apparatus, a type of laboratory flask, calibrated to contain a precise volume at a certain temperature. Volumetric flasks are used for precise dilutions and preparation of standard solutions. These flasks are usually pear-shaped, with a flat bottom, and made of ...
Year Date Event Source c.200 AD The Maitum Jars are anthropomorphic jars that were depicting a Child/ Human beings (head is the lead of the jar with ears and the body was the jar itself with hands and feet as the handle) with perforations in red and black colors, had been used as a secondary burial jars in Ayub cave, Pinol, Maitum Sarangani province, each of the jars had a "facial expression".
Graduated cylinders and beakers filled with chemicals. Wet chemistry is a form of analytical chemistry that uses classical methods such as observation to analyze materials. The term wet chemistry is used as most analytical work is done in the liquid phase. [1] Wet chemistry is also known as bench chemistry, since many tests are performed at lab ...
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The history of the Philippines from 1898 to 1946 is known as the American colonial period, and began with the outbreak of the Spanish–American War in April 1898, when the Philippines was still a colony of the Spanish East Indies, and concluded when the United States formally recognized the independence of the Republic of the Philippines on ...