Discuss why is it important to isolate single colonies
Discuss why is it important to isolate single colonies and to use only the isolated colonies in this experiment and in biotechnology in general when the cells that are used in the plasmid prep lab are grown from a single colony in Luria Broth.
Expected delivery within 24 Hours
What was the concentration of the hydrochloric acid when a titration was performed on the 50.0 mL of 0.250 M NaOH. After the addition of 71.4 mL of HCl, the phenolphthalein indicator changed from the pink to colorless.
What are the hydronium ion concentration and the pH of the solution when a student prepared a 0.10 M solution of acetic acid, CH3COOH and the acetic acid has a Ka of 1.75 x10-5.
Determine the entropy change of the substance associated with the freezing process (in J/mole/K, with three significant figures). A certain amount of heat, 5.21 kJ, is released during the reversible freezing of one mole of a substance at
Water in contact with air is acidic, rather than neutral, due to dissolve the carbon dioxide. Water in equilibrium with air contains 4.4 x 10-5% CO2.
Explain how would you calculate the exact number of cells in one mL of culture? There are approximately 10^9 cells/ mL in a culture of E. coli cells grown overnight.
Determine the number of molecules in anagrams gel electrophoresis band which has.05 micrograms of a1000 bp fragment of the DNA. There are 660g/mol/bp where the Avogadro's number is 6.02 x 10^23.
Explain how the bonds form between Sulfur (S) and each Fluorine (F) atom in SF6 by using the valence bond theory to how to combine all the promoted electrons into a hybrid.
Discuss in terms the valance bond theory and the electron configuration why it is possible to have a PH5 molecule but not a NH5?
1953782
Questions Asked
3,689
Active Tutors
1448440
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Protein is an essential part of our health as it forms building blocks for all of our cells, which then use amino acids to repair muscle, skin, organs, and bone
Review the information about Health Information Exchanges in the Niles (2024) textbook. Match the description to the term as best as you can
According to the Education and Care Services National Regulations, when children attend the service there must also be at least one staff
In Lesson, we discussed how to determine if there is a quality issue to measure and access. Meaning, once you have determined there is a quality problem
You have less than 10 minutes to identify the health and social concerns/needs and interventions you believe should be considered for Lorena
According to our textbook, lack of access to contraception negatively impacts women Why should contraception be a reproductive right?
In early childhood education and care services parents must always be fully informed in advance about anything that is provided for their child