Read upper meniscus of mercury

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August undefined, 2024

WebAs you may have noticed, when water is in such a thin glass tube, it does not have a flat surface at the top. Instead, the top is curved inward, making it a little difficult to decide … WebJun 21, 2024 · The key to getting an accurate reading is to measure the centre of the meniscus whether it be concave or convex. E.g. with a concave meniscus, measure the …

GMP 3 Reading a Meniscus

WebA 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 … Web1 day ago · The lower and upper fixed points of a mercury-in-glass thermometer are marked X and 180 mm respectively. On a particular day the mercury meniscus in the thermometer rises to 60mm. If the corresponding reading on a Celsius scale is 20°C, what is the value X? how many days until independence day

Which step accurately describes how to measure the final

WebSep 30, 2024 · A meniscus may be either concave or convex. A concave meniscus curves downward; if you are looking down from the top, it curves away from you, like the opening of a cave would. In contrast, a... 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 … http://www.rfuess-mueller.de/111-0E.pdf how many days until it\u0027s thanksgiving

How to Read a Meniscus in Lab Measurements - ThoughtCo

How to Read a Graduated Cylinder Sciencing

WebFeb 3, 2012 · The meniscus of water curves up the sides of the cylinder, while heavy liquids like mercury curves down the cylinder. You should always measure light liquids at the bottom of the meniscus and... 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 … how many days until hurricane season 2023WebJun 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 … how many days until it\u0027s december

"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 … " - Read upper meniscus of mercury

Read upper meniscus of mercury

Why upper meniscus of coloured liquids? - Answers

WebOct 2, 2024 · For mercury, take the measurement from the top of the meniscus. In either case, you are measuring based on the center of the meniscus. For a flat meniscus, make … Meniscus in Chemistry . A concave meniscus forms when the liquid … Solids . A solid has a definite shape and volume because the molecules that … Stuart Minzey / Getty Images. Test tubes are good for collecting and holding small … Learn how to read a barometer and how to tell what kind of weather (fair or stormy) … Fuse / Getty Images. This procedure uses flammable substances and generates … The can be used to calculate the density of an object if its mass is known. Graduated … Reading a Meniscus in Measurement. An important laboratory technique in a … Surface Tension Definition . Surface tension is a physical property equal to the … Dr. Helmenstine holds a Ph.D. in biomedical sciences and is a science writer, … By clicking “Accept All Cookies”, you agree to the storing of cookies on your device … 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 ...

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WebThe mercury atoms are strongly attracted to each other by metallic bonds. Mercury is attracted to the glass, but the cohesive forces in mercury are stronger than the adhesive forces between mercury atoms and the glass. ( 9 votes) Show more... Cathrin Lionheart 7 years ago At 5:56 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 …

WebDec 14, 2024 · To correctly read a graduated cylinder, the surface at the center of the meniscus must be read, not the top of the ring of liquid clinging to the wall of the graduated cylinder. For most liquids, this "center" will be the lowest point of the meniscus. WebJun 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 …

WebMay 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 … WebNov 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.

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...

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 … high tea in new york dcWebIf the cohesion force of a fluid is stronger than the adhesion force of the glass wall, an upwardly curved (convex) meniscus is formed. This happens with mercury, for example. ... In the case of a concave meniscus, the volume has to be read at the lowest point of the liquid level. The lowest point of the meniscus has to touch the upper edge of ... how many days until jan 15th 2022WebApr 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 … how many days until jan 15thWebMar 23, 2024 · When liquid mercury is confined in a tube, its surface (meniscus) has a convex shape because the cohesive forces in liquid mercury tend to draw it into a drop. 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 curve. high tea in niagaraWebSep 8, 2016 · The free surface of a liquid called meniscus, assumes a flat, convex or concave shape, depending on the solid and liquid surface. The meniscus is the curve in the upper surface of a liquid close to the surface of the container or another object, caused by surface tension. It can either be convex or concave, depending on the liquid and the surface. high tea in nijmegenWebJan 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, … how many days until jan 18th 2023 how many days until it snows 2022