2024 Read upper meniscus of mercury

Read upper meniscus of mercury

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WebA meniscus can go up or down. It all depends on if the molecules of the liquid are more attracted to the outside material or to themselves. A concave meniscus, which is what …

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WebApr 11, 2024 · Brainly User. To accurately measure the final volume of a solution in a burette, it is important that you read of the measurement in the lower meniscus like for water and for substances like mercury you read it on the upper meniscus. This is the standard way of reading volumes in laboratory apparatus. Also, it should be that the apparatus ... WebThe atmosphere of Venus is the layer of gases surrounding Venus.It is composed primarily of supercritical carbon dioxide and is much denser and hotter than that of Earth.The temperature at the surface is 740 K (467 °C, 872 °F), and the pressure is 93 bar (1,350 psi), roughly the pressure found 900 m (3,000 ft) underwater on Earth. The Venusian … fish markets in providence ri

How to Read a Meniscus in Chemistry - Westlab

WebBP reading is done by noting the level of the lower meniscus of the mercury. 15.) The process involved in the exchange of gases in the lungs is: A.) Diffusion B.) Osmosis C.) … WebAug 28, 2024 · The meniscus (plural: menisci, from the Greek for "crescent") is the curve in the upper surface of a liquid to the surface of the container or another object. It can be … WebSep 1, 2024 · Meniscus in Anatomy. In anatomy and medicine, a meniscus is a crescent-shaped or semi-lunar structure that partially divides the cavity of a joint. A meniscus is a fibrocartilaginous tissue. Examples in humans are found in the wrist, knee, temporomandibular, and sternoclavicular joints. In contrast, an articular disk is a structure … fish markets in point judith ri

Capillary action and why we see a meniscus - Khan Academy

Meniscus Definition and Examples (Science) - ThoughtCo

Webmeniscus. The meniscus formed by a non-wetting liquid, such as mercury (Hg), is convex with the highest point in the center and is no longer regularly used for volumetric calibrations. In the case of a convex meniscus, the highest point is used to make the reading. The reading of a mercury barometer or thermometer is a classic example of this … WebJan 3, 2009 · Measure so that the line you are reading is even with the center of the meniscus. For water and most liquids, this is the bottom of the meniscus. For mercury, … fish markets in round rockWebJun 6, 2024 · The long answer: To read a meniscus, you first need to see what type of meniscus your liquid forms. If the meniscus is a concave … fish markets in rhode island

"WebDec 31, 2010 · The meniscus may be convex (curving upward) or concave (curving downward). Most of the time you will find that the meniscus is concave. The most notable exception is the meniscus that forms... " - Read upper meniscus of mercury

Read upper meniscus of mercury

How do you read a meniscus in a graduated cylinder?

WebJul 23, 2024 · Adhesive force: the force of attraction between 2 foreign molecules. For water, adhesive force is stronger than the cohesive forces, sticking more strongly to the capillary wall than other water molecules, hence as the tube is thinner, the higher the level. That also explains why the meniscus is concave. On the other hand, for mercury, cohesive ... WebIf you filled it with mercury, you would get a meniscus that looks like this where there's a bulge near the center when you're further away from the container than when you're at the …

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WebIn order to get the true volume with a concave meniscus, read based on the bottoms of the meniscus Being at eye level When reading a volume in a graduated cylinder, it is also important that your eyes are level so that you … WebWith the meniscus curved upwards, the volume should be read at the lowest point of the liquid level (edge). During the reading, the lowest point must touch the upper edge of the …

WebJun 6, 2024 · In your high-school chemistry final exam you mistakenly read a meniscus as 21.9 milliliters (ml) instead of the correct 21.7 ml (in this picture), and thus you get an 89 … WebApr 6, 2024 · How do you read upper meniscus? A meniscus occurs because of surface tension in the liquid and must be read at eye level. For a concave meniscus, the correct …

WebSep 2, 2024 · A meniscus occurs because of surface tension in the liquid and must be read at eye level. For a concave meniscus, the correct volume will be read at the bottom of the … WebSep 4, 2024 · Answer: The lower meniscus must be read while measuring the volume of colourless or transparent liquids but the upper meniscus while using colured ones …

WebNov 16, 2016 · For mercury, take the measurement from the top of the meniscus. In either case, you are measuring based on the centre of the meniscus. You won’t be able to take an accurate reading looking up at the liquid level or down into it. Get eye-level with the meniscus. You can either pick up the glassware to bring it up to your level or else bend ...

WebJul 4, 2024 · For water and most liquids, this is the bottom of the meniscus. For mercury, take the measurement from the top of the meniscus. In either case, you are measuring based on the center of the meniscus. How does the meniscus affect reading the correct volume? A meniscus occurs because of surface tension in the liquid and must be read at … can coughing increase heart rateWebMay 7, 2024 · reading is made on the lowest point of the meniscus. In order that the lowest point may be observed, it is necessary to place a shade of some dark material … fish markets in rockaway beach oregonWebNov 21, 2024 · It is called a meniscus. When a glass capillary immersed in mercury, the meniscus is convex upwards. The air pressure on the upper or convex side of the meniscus is the atmospheric pressure P. We know that the pressure on the concave side of the free surface is greater than that on the convex side. can council tax bill be usWebMay 7, 2024 · the case of a convex meniscus, the highest point is used to make the reading. The reading of a mercury barometer or thermometer is a classic example of this kind. In all apparatus where the volume is defined by a up meniscus, the concave- setting or reading is made on the lowest point of the meniscus. In order that the lowest point may be fish markets in port st lucieWebA meniscus as seen in a burette of colored water. '20.00 mL' is the correct depth measurement. When reading a depth scale on the side of an instrument filled with liquid, such as a water level device, the meniscus … fish markets in riWebJun 19, 2024 · 1. A vacuum must exist above the meniscus of the column so that the mercury can rise above 760mm (or 30 in.) which is what a mercury barometer reads at sea level. In other words, the mercury column needs headroom to rise with increasing ambient atmospheric pressure. A barometer capillary tube with a ball pediment cistern must have … fish markets in san pedro belizehttp://www.rfuess-mueller.de/111-0E.pdf fish markets in portland maine