Answer:

Explanation:
As we know that the relation between temperature and pressure is a linear relation
so we have

here we know that




now we will have


now if P = 0
then we will have


The correct answer is their difference in the charge to mass ratio a mass spectrometer, a compound is first vaporized and converted into ions .
Mass spectrometry is a technique for determining the mass-to-charge ratio (m/z) of one or more molecules in a sample. These measurements are frequently used to calculate the precise molecular weight of the sample components.
The speed at which positively charged ions move through a vacuum chamber toward a negatively charged plate is measured by mass spectrometers. ToF, magnetic sector, and quadrupole mass spectrometers are all commonly used in SIMS instrumentation.The MS/MS has three major advantages: the ability to study numerous molecules regardless of whether they are from the same structural family or not; the ability to highlight the specific metabolites of a disease; and it is an automated technique that allows for large-scale analysis.
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In making a thermometer used to monitor the temperature of the water, a glass tube, a scale, and a thermometric liquid such as alcohol is required.
<h3>What is a thermometer?</h3>
A thermometer is an instrument that is used to measure or read the temperature of a body or a substance.
There are different types of thermometers such as:
- Liquid-in-glass thermometers
- Gas thermometers
- Resistance thermometers
A simple liquid-in-glass thermometer consists of the following parts:
- A glass tube
- A scale
- A thermometric liquid such as alcohol
Therefor, in making a thermometer used to monitor the temperature of the water, a glass tube, a scale, and a thermometric liquid such as alcohol is required.
In conclusion, a thermometer is the instrument used in measuring temperature.
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