Question

Which of the following statements is true regarding the calibration blank used in the spectrophotometric measurements?...

Which of the following statements is true regarding the calibration blank used in the spectrophotometric measurements?

(A) The blank must contain nickel in order to prevent interference.
(B) A blank consisting of distilled-deionized water only will be sufficient.
(C) The blank must contain dimethylglyoxime to complex with any trace nickel that is present.
(D) The blank should contain ammonium thiocyanate and acetone.
(E) The pH of the blank must be checke
Science   Chemistry   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Which of the following statements regarding photosynthesis are true and which are false? T = true...
Which of the following statements regarding photosynthesis are true and which are false? T = true and F = false. A) resonance energy transfer does not include the transfer of an electron B) the P680 reaction center in photosystem II can extract electrons from water because the redox potential of "activated" P680 has a redox potential more positive than that of water. C) two photons must be captured to move an electron from water to NADP+ during oxygenic photosynthesis D)...
4. Which of the following statements is true? a) Compared to nonathletes, endurance athletes can tolerate...
4. Which of the following statements is true? a) Compared to nonathletes, endurance athletes can tolerate water intoxication without suffering ill effects. b)Consuming excess sports drinks or water during exercise can contribute to water intoxication. c) Alcohol enables the body to retain water and prevent dehydration. d)Registered dietitian nutritionists generally recommend iron supplements to prevent dehydration. 5. After a natural disaster, it is safe to drink the fluid from ________. a) toilet bowls b) intact cans of fruit c)swimming pools...
24. Which of the following statements is true of the lymphatic system?        A function...
24. Which of the following statements is true of the lymphatic system?        A function of the lymph nodes is to assist in activation of the immune system.        The pancreas is a lymphatic gland.        The lymphatic system assists the cardiovascular system in oxygen delivery.        The lymph nodes contain a high concentration of erythrocytes. 26. Embryonic develop consists of the three germ layers forming and ultimately developing into all of the organs of the...
Which of the following statements is most correct regarding the independent auditor's reliance on the tests...
Which of the following statements is most correct regarding the independent auditor's reliance on the tests of controls performed by the internal auditors to reduce their substantive testing? 1-The independent auditor must obtain assurance of the independence of the internal auditors but need not test their work. 2-It is not acceptable for the independent auditor to rely upon the work of the internal auditors. 3-There are no restrictions in relying upon the work of internal auditors. 4-The independent auditor must...
QUESTION 29 Which of the following are TRUE statements regarding civil penalties that may be imposed...
QUESTION 29 Which of the following are TRUE statements regarding civil penalties that may be imposed for insider trading violations? I. Civil penalties may be imposed only on registered persons. II. The civil penalty may be up to three times the profit gained or the loss avoided on an illegal transaction. III. A broker/dealer may be held liable if one of its registered reps was not properly supervised while committing an insider trading violation. IV. The violation is defined as...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT