- You have a 1mM stock solution of Arsenic to treat culture cells in a liquid medium. You need to treat your cells with Arsenic such that it has a final concentration of 5nM once it has been aIDed to the cells. You are given 1mL of cells, and you can only aID 2uL of your reagent to your cells. What concentration should you dilute the stock to so that you only have to aID 2uL of Arsenic to your 1mL of cells in order to have a 5nM concentration of Arsenic?
- The molecular weight of sodium hydroxide is 40.00. How many grams would you need for 150 ml of a 1mM solution?
- A buffer stock solution is supplied as 50X concentration and you will need 10 liters at 1X, how would you prepare this solution?
- To make up a solution of phosphate buffered saline (PBS), you need 5mM Na2HPO4 (anhydrous) (FW: 141.96), 0.15 M NaCl (FW: 58.44), and 1 mM KH2PO4 (FW: 136.09). How many grams of each will you need to make up 500mL of PBS?
- You want to aID PMA to 10mL of HL-60 cells so that you have a concentration of 2.5hM. Your stock solution is 1mM. What is the volume of you stock solution you need?
- The molecular weight of vincristine, a pharmaceutical drug, is 923.04. It is supplied in 1 mg per vial. You want to treat your culture cells with a final concentration of 5 hM vincristine and will need 10mL of cells for your experiment. You only want to aID 2mL of vincristine solution to your cells. What concentration should you make your stock solution of vincristine in order to make this 2uL aIDition?
Concentration for diluting the stock
WHAT OUR CURRENT CUSTOMERS SAY
- Google
- Sitejabber
- Trustpilot
Zahraa S
Absolutely spot on. I have had the best experience with Elite Academic Research and all my work have scored highly. Thank you for your professionalism and using expert writers with vast and outstanding knowledge in their fields. I highly recommend any day and time.
Stuart L
Thanks for keeping me sane for getting everything out of the way, I’ve been stuck working more than full time and balancing the rest but I’m glad you’ve been ensuring my school work is taken care of. I'll recommend Elite Academic Research to anyone who seeks quality academic help, thank you so much!
Mindi D
Brilliant writers and awesome support team. You can tell by the depth of research and the quality of work delivered that the writers care deeply about delivering that perfect grade.
Samuel Y
I really appreciate the work all your amazing writers do to ensure that my papers are always delivered on time and always of the highest quality. I was at a crossroads last semester and I almost dropped out of school because of the many issues that were bombarding but I am glad a friend referred me to you guys. You came up big for me and continue to do so. I just wish I knew about your services earlier.
Cindy L
You can't fault the paper quality and speed of delivery. I have been using these guys for the past 3 years and I not even once have they ever failed me. They deliver properly researched papers way ahead of time. Each time I think I have had the best their professional writers surprise me with even better quality work. Elite Academic Research is a true Gem among essay writing companies.
Got an A and plagiarism percent was less than 10%! Thanks!
Jermaine Byrant
Nicole Johnson
OVER
RATING
YEARS
