WebApr 24, 2024 · A beaker is a cylindrical container used to store, mix and heat liquids in laboratories. Most are made of glass, but other non-corrosive materials, such as metal and heat-resistant plastic, are also used. Beakers usually have a flat bottoms and a lip around the top. They range in size from one millimeter to ... WebOct 5, 2024 · beak (n.) mid-13c., "bird's bill," from Old French bec "beak," figuratively "mouth," also "tip or point of a nose, a lance, a ship, or a shoe," from Late Latin beccus …

beaker - Oxford Advanced Learner

WebKa means the acid dissociation constant, it’s a measure of how much an acid splits up into H+ In solution. Acids that have multiple ionisable protons (eg. phosphoric acid H3PO4) have a Ka for each H+ that can be removed. Ka1: H3PO4 -> H+ + H2PO4^-Ka2: H2PO4^- -> H+ + … WebApr 27, 2024 · The short-time current rating of a circuit breaker is the ability of the circuit breaker to withstand the effects of the rated short-time current level over defined time duration. It demonstrates the ability of the breaker to remain closed for a time interval under high fault current conditions. head of la sheriff

Beaker definition and meaning Collins English Dictionary

WebSep 12, 2024 · Beakers are the workhorse glassware of any chemistry lab. They come in a variety of sizes and are used for measuring volumes of liquid. Beakers aren't particularly precise. Some aren't even marked with volume measurements. A typical beaker is accurate within about 10%. In other words, a 250-ml beaker will hold 250 ml +/- 25 ml of liquid. Weba beaker of coffee. a glass cup with straight sides and a lip, used in chemistry, for example for measuring liquids. a glass beaker containing copper sulphate solution. Topics … WebDefinition of beaker noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. gold rush freddy dodge cancer