Determine the numbers of molecules of methylene blue
Determine the numbers of molecules of methylene blue dye are in a 256-fold dilution of a 0.00025% methylene blue dye stock solution? The molecular weight of methylene blue is 373.9 g/mol.
Expected delivery within 24 Hours
Explain what United States government agency regulates the use of food additives and what must be done before a food company can use a new food additive.
The density of sodium chloride is 2.165 x 103 kg/m3. Compute the spacing between adjacent sodium and chloride ions in the crystal.
Determine the three fractions of a perfume? How do these fractions differ at the molecular level? Calculate the two major categories of food additives?
The compression strength of concrete (that is, the maximum pressure which can be applied on the base of the structure) is 1.5 × 10^7Pa. Determine the height of the tallest cylindrical concrete pillar having a radius of 55 cm which will not c
The image of a very distant car is positioned 12 cm behind the convex mirror. The radius of the curvature of the mirror is around 24 cm. i) Sketch a ray diagram to scale showing this scenario.
After the addition of 10.0mL of 0.200M hydrochloric acid (HCl), 0.213g silver chloride was recovered. An impure sample of silver nitrate (Ag (NO3)3) weighing 0.340g was dissolved in the water.
Determine the role of carbohydrates in the diet?Calculate the role of proteins in the diet?
When the wavelength of light employed above is 600 nm in air, compute the wavelength in both the water and glass.
1958615
Questions Asked
3,689
Active Tutors
1460811
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Question: An old adage in psychology research methods courses is that "correlation does not prove causation".
Question: Substance abuse program for teenagers struggling with addiction. - e.g., what is the rationale or interest in this project?
Question: How does Instagram shape the ways we see our bodies? Our gender?
Dr. Smith is interested in determining whether male college students who have a significant stuttering problem are also likely to be introverted.
What I can do. Find out what makes you different. What helps to be more professional . What can I do well? What things do people value in me?
After reviewing your CliftonStrengths themes in-depth and exploring the various mission statements/purpose statements from this module,
What is a defining characteristic of permissive-indulgent parents? They are indifferent and uninvolved with their children.