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You can create printable tests and worksheets from these Grade 12 Spectroscopy questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

In gravimetric analysis, how is the solubility of the precipitate reduced?
1. By adding excess of precipitating reagent
2. By adding minimum precipitating agent
3. By increasing the concentration of analyte
4. By decreasing the concentration of analyte
Which concentration range defines the sensitivity of UV-Visible spectroscopy when it is used for qualitative and quantitative analysis of compounds?
1. $10^-7 to 10^-2 M$
2. $10^-5 to 10^-3 M$
3. $10^-4 to 10^-1 M$
4. $10^-6 to 10^-5 M$
1. $283 K - 373 K$
2. $290 K - 390 K$
3. $300 K - 350 K$
4. $200 K -250 K$
1. $250degC - 1200degC$
2. $200 degC - 1000 degC$
3. $150 degC - 500 degC$
4. $100 degC - 350 deg C$