Analyzing Substances: Grade 10 Chemistry
This worksheet covers fundamental concepts and techniques used in analyzing chemical substances, including chromatography, spectroscopy, and qualitative analysis.
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Analyzing Substances: Grade 10 Chemistry
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Read each question carefully and answer to the best of your ability. Use complete sentences for short answer questions.
1. Which analytical technique separates components of a mixture based on their differential distribution between a stationary phase and a mobile phase?
Spectroscopy
Chromatography
Titration
Distillation
2. Which of the following analytical methods relies on the interaction of electromagnetic radiation with matter?
Gravimetric analysis
Spectroscopy
Centrifugation
Filtration
1. In chromatography, the substance that moves through the stationary phase is called the phase.
2. A analysis identifies the components present in a sample, while a quantitative analysis determines their amounts.
3. The Beer-Lambert Law relates the absorbance of a solution to its and the path length of light.
1. Briefly explain the principle of paper chromatography. You may refer to the diagram below.
2. Differentiate between atomic emission spectroscopy and atomic absorption spectroscopy.
1. All types of chromatography use a liquid mobile phase.
True
False
2. Mass spectrometry is primarily used to determine the mass-to-charge ratio of ions.
True
False
Use the words below to complete the sentences.
1. The specific substance being identified or measured in an analysis is called the .
2. A analysis focuses on determining the amount of each component in a sample.