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Constant-pressure calorimeters can be calibrated by electrical heating When a calorimeter containing 125 mL of water is supplied with 4690 J of electrical energy its temperature rises from 21.4oC to?
Wiki User
∙ 15y ago
First, calculate the water's mass by multiplying its density with volume. Next divide the energy supplied with (massXwater's specific heat) to find the rise in temperature. Add the result to the initial temperature to get the final temperature
Wiki User
∙ 15y ago
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What is a calibrated mark on a measuring flask?
This mark is the indication of the exact volume of the flask at a given temperature (generally at 20 0C).
How does the temperature and density play a role in calibration of glassware?
Glassware for volumetric measurements (pipettes, burettes, volumetric flasks etc.) are calibrated at 20 oC.
Are beakers used for measuring?
NO!!! Use a 'Measuring Cylinder' for an exact volume of liquid.
Calibrated the spectrophotometer with?
Spectrophotometric standards are used - crystals or solutions.
What does 10kcal on your necklace means?
10 karat calibrated gold
How can errors be minimized to determine specific heat?
Errors in measuring specific heat can be minimized by the following : ( 1 ) having a very well insulated calorimeter\ ( 2 ) having a well calibrated calorimeter ( 3 ) having accurate measurements of the masses ( 4 ) having accurate measurements of the temperatures.
what is data logger?
Temperature is measured with thermometers that may be calibrated to a variety of temperature scales
For thermometers to read temperature correctly they must be?
Calibrated
Can the temperature sensor be accurately calibrated without using a reference thermometer?
Put it into a temperature controlled enviroment
How do you use a bourdon gauge?
it is used to measure pressure and as well as calibrated to measure temperature
What is the likely temperature of the room in which they did the experiment?
Many instruments and volumetric glassware are calibrated at 20 oC.
Can the Kenmore ranges model 790.71411404 oven temperature be calibrated?
no. you can estimate by using an oven therometer
Where in the refrigetator should you place the calibrated thermometer in order to receive the most accurate temperature reading?
In the center of the the refrigerator
What is a calibrated mark on a measuring flask?
This mark is the indication of the exact volume of the flask at a given temperature (generally at 20 0C).
Where in the refrigerator should you place the calibrated thermometer in order to receive the most accurate temperature reading?
You should place is along the wall.
Can use medical electronic thermometer to measure air temperature?
Most medical electronic thermometers are not calibrated to measure ambient temperatures.
How should the food handler test the temperature of food?
Food temperature is generally checked by inserting the probe into the thickest part of the food, using a sanitized, calibrated, instant-read thermometer.
