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Why should a thermometer not touch the sides of the test tube and should be placed in the middle?
If you place the thermometer so it touches the sides of the test tube, you are measuring the temperature of the test tube, not the substance in the test tube. So, in order to get an accurate reading of the substance, do not touch the sides of the test tube with the thermometer.
What else can I help you with?
Where should a thermometer be placed in a beaker?
Hold it by the top or use a clamp. But make sure before you take the temperature you stir the liquid around in the beaker first and that you do not let it touch the bottom of the beaker as the glass will be hotter than your liquid.
Why should the bulb of the thermometer not touch the sides and bottom of the container when the temperature of the substance in it is to be taken?
The container may not be the same temperature as the solution (especially if the container is not a very good heat conductor). Thus, having the bulb of the thermometer touch the container may give an inaccurate reading.
How do you measure temperature using lab thermometer?
To measure temperature using a lab thermometer, first ensure the thermometer is calibrated. Immerse the thermometer in the substance or environment whose temperature you want to measure, making sure it is fully submerged but not touching the container's sides. Wait for the temperature reading on the thermometer to stabilize before recording the measurement.
Why should not use water in the thermometer?
One of the problems with water in a thermometer is the effect of capillary action - the column of water tends to "stick" to the sides of the thermometer and create a U-shaped surface at the top. This makes it very difficult to read the thermometer. Previously mercury was considered to be a good medium for thermometers, but this has been discontinued due to the health risks from a broken mercury thermometer; the current medium in thermometers is dyed ethanol or methanol.
Where should coefficients be place when balaning a chemical equation?
Coefficients should be placed in front of the chemical formulas in a chemical equation to balance it. They are used to ensure that the number of atoms of each element is the same on both the reactant and product sides of the equation.
Where should a thermometer be placed in a beaker?
Hold it by the top or use a clamp. But make sure before you take the temperature you stir the liquid around in the beaker first and that you do not let it touch the bottom of the beaker as the glass will be hotter than your liquid.
Where should you place the calibrated thermometer in order to receive the most accurate temperature reading?
Place the calibrated thermometer in the middle of the substance you are measuring, away from any heat sources or cold spots, to receive the most accurate temperature reading. Avoid touching the sides or bottom of the container with the thermometer to prevent interference with the reading.
How do you calibrate a freezer thermometer?
To calibrate a freezer thermometer, you will need a glass of ice water. Place the thermometer in the ice water for a few minutes, making sure it does not touch the sides or bottom of the glass. The thermometer should read 32°F (0°C) in the ice water. If it does not, adjust the calibration nut or dial on the thermometer until it reads the correct temperature.
How small should a miniskirt be?
Place your arms by your sides and where the middle finger's tips are is how short the skirt should be.
What are precautions that are to taken while measuring the temperature in clinical thermometer?
the mercury should be at normal body temperature level before using it the thermometer should be cleaned after use with normal water the bulb of the thermometer should not be touched
What precautions should you take while using a laboratory thermometer?
The thermometer should be kept upright not tilted. 2.) The bulb of the thermometer should be surrounded from all sides by the substance of which the temperature is to be measured. 3.) The bulb should no touch the surface of the container.
What does using symmetry means?
If you put a mirror in the middle of the shape you should have the same shape on either sides.
What should you do when using ice-point method to calibrate a thermometer?
When using the ice-point method to calibrate a thermometer, first ensure that you have a mixture of ice and water at 0°C. Immerse the thermometer's sensing element in the mixture, ensuring it does not touch the container's sides or bottom. Allow the thermometer to stabilize for a few minutes, then read the temperature and adjust the thermometer as needed to ensure it accurately reads 0°C. Finally, document the calibration results for future reference.
Why should the bulb of the thermometer not touch the sides and bottom of the container when the temperature of the substance in it is to be taken?
The container may not be the same temperature as the solution (especially if the container is not a very good heat conductor). Thus, having the bulb of the thermometer touch the container may give an inaccurate reading.
I can't hear from the left side of my headphones on my laptop. I know that the headphones aren't the problem because they work on mt Ipod. Can someone please help?
Check out your Volume Control. The WAVE balance should be placed at the middle so that both sides of your earphones would work.
Where are the aircraft arresting system markers placed?
2 markers are placed on opposite sides of the runway
How do you measure temperature using lab thermometer?
To measure temperature using a lab thermometer, first ensure the thermometer is calibrated. Immerse the thermometer in the substance or environment whose temperature you want to measure, making sure it is fully submerged but not touching the container's sides. Wait for the temperature reading on the thermometer to stabilize before recording the measurement.
