Prepare a standard of lidocaine in methanol
Prepare a standard of lidocaine in methanol with a final concentration of 1.00 mg/mL using the powder lidocaine/HCl. Show the calculations and explain how you take the salt form into account.
Expected delivery within 24 Hours
What may happen to a large (i.e., 30-50lb) container of trichloro-s-triazinetrione, or calcium hypochlorite, if it is left to sit in the water and muck remaining in a building after fire fighting efforts have ended.
Solution A: Hydrogen peroxide usually comes commercially as a 30% (w/w) aqueous solution, with a density of 1.106 g/mL. Calculate the volume of the 30% solution one would need to make 50. mL of 4.0 M H2O2 solution. Describe in detail how you would ph
A sample of helium effuses through a porous container 6.5 times faster than does unknown gas X? what is the molar mass of the unknown gas?
An FM station broadcasts at 106.9 MHz, calculate the wavelength of the corresponding radio waves? What is the amount of energy packaged in a photon with a wavelength of 310 nanometer and calculate the frequency of electromagnetic radiation with a
What is the composition of vapor of a pentane-hexane solution that has a vapor pressure of 373 torr at 25 degree celcius? Given is Pure Hexanes and pentanes vapor pressure at 25 degrees celcius. Pentane - 511 torr. Hexane -150 torr.
A chemist dissolves 0.099g of CuSO4 · 5 H2O in water and dilutes the solution to the mark in a 500-mL volumetric flask. A 8.7-mL sample of this solution is then transferred to a second 500-mL volumetric flask and diluted. What is the molari
What is the pH at the half stoichiometric point, if you are doing a titration with 20.0 mL of 0.200 M trimethylamine and with 0.100M hydrochloric acid? pkb=4.19
If you prepare a 1.00 solution of beginning with water at 27.5, what is the final temperature of the solution (in )? Assume that the specific heats of both pure and the solution are the same, 4.18 .
1955357
Questions Asked
3,689
Active Tutors
1460060
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
1. Exploring the concept of sexual health and its key components which define it 2. Reflecting on the fundamental epidemiological questions
Which of the following rights is applicable to the Soldier across all stages of the Medical Evaluation Board (MEB) and Physical Evaluation Board (PEB)
Problem: 34-year-old female is diagnosed with hypothyroidism. What should the nurse assess the client for?
Question: Healthcare data carries which of the following inherent challenge(s)(check all that apply):
A 62-year-old female with diabetes and hypertension is concerned about her risk arterial sclerosis which pathophysiological mechanism
A 50-year-old male with chronic kidney disease presents with fatigue and power laboratory test show normal acidic, normal chronic anemia
A 45-year-old female recovering from hip surgery is at increased risk for DVT. What is the most likely pathophysiological explanation for this increase