Calculate porphyrin molecule lowest energy absorption
Calculate porphyrin molecule lowest energy absorption if length of molecule is 1000 pm as approximated by porphyrin molecule being planar and the pi electrons being confined inside a square
Expected delivery within 24 Hours
How many grams of sodium lactate must be added to a 1.00L solution of .400M lactic acid to make a buffer with a pH of 3.7 ?
Assume complete dissociation of the compound. What will be the boiling point of a solution of 4 moles of potassium phosphate (K3PO4) dissolved in 4 kg? Use the following values:
Which compound reacts with 3 mols of HIO4 to yield 2 mols of HCO2H and 2 mols of HCHO? 20. Which of the following would yield D-glucose and D-mannose when subjected to a Kiliani-Fischer synthesis?
An unknown solid mixture containing benzoic acid,copper(II)sulfate and sand. She added 15mL.of acetone to her sample. Which component of the mixture dissolved in the acetone?
What is the final concentration of NaOH when 50.0 mL of .200 M NaOH is added to 50.0 mL of 0.500 M NaOH?
An antacid tablet containing magnesium hydroxide as an active ingredient requires 22.6 mL of 0.597 M HCl for complete neutralization. What mass of Mg(OH)2 did the tablet contain?
A gas sample in a piston assembly expands, doing 588 kJ of work on its surroundings at the same time that 372 kJ heat is added to the gas. What is the change in internal energy of the gas during this process?
What impact has social media had on your financial decisions and how could credit unions utilize these tools to help you with your financial goals?
1938948
Questions Asked
3,689
Active Tutors
1453345
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
The nurse is performing vital signs for several clients. When assessing body temperature, what should the nurse take into consideration?
Problem: Reword Your experience highlights the importance of flexibility and adaptability in leadership roles.
Question: Intellectual standards of critical thinking are identified in the video Critical Thinking: Clinical Judgement.
A nurse is teaching the caregiver of a client how to monitor the client's blood pressure using the auscultatory method.
A 55-year-old patient comes in with a severe acute episode of osteoarthritis. Patient is also overweight, a smoker, diagnosed with type 2 diabetes mellitus
In your opinion, what is the best method to obtain data on a health-related topic?
The nurse is caring for a 5-year-old child who is postoperative after having surgical removal of the tonsils and adenoids.