Which of the following statement is false about double beam absorption instruments?
A) It is similar to single beam instruments except two beams are present
B) Tungsten bulb is used as a source
C) Reference beam must have a higher intensity than sample beam
D) Both the beams after they pass through respective samples are compared
Correct Answer:
Verified
Q7: The method based on the absorption of
Q8: The ratio of the radiant power transmitted
Q9: If absorbance is plotted graphically against concentration,
Q10: is not a source of radiant energy.
A)Tungsten-mercury
Q11: Which of the following statements is false
Q13: Which of the following is not an
Q14: In photometers, the readings of the specimen
Q15: Colorimeters are used in applications where great
Q16: In the diagram of single beam photometer
Q17: Colorimeters are used to determine the concentration
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