Briefly explain how you could use thin layer
Briefly explain how you could use thin layer chromatography to decide when the reaction was complete. Suppose you prepared benzhydrol by the reduction of benzophenone with sodium borohydride.
Expected delivery within 24 Hours
Explain what would be the atomic mass of Cl? Chlorine has two stable isotopes of mass 34.97 u and 36.97 u. Suppose the percent abundance of the lighter isotope were 62.41%.
It is suggested that SO2 (molar mass 64grams), which contributes to acid rain, could be removed from a stream of waste gases by bubbling the gases through the 0.25-molar KOH, there by producing K2SO3.
If the rock contained no carbonate other than CaCO3, what was the percent of CaCO3 by mass in the limestone? When a 1.25-gram sample of limestone was dissolved in acid, 0.44 gram of CO2 was generated.
What is the molar mass of the polypeptide when a 0.4 g sample of a polypeptide dissolved in the 1 L of an aqueous solution at 27 degree C has an osmotic pressure of 2.74 Torr.
Determine the minimum volume of the acid solution needed to react with all of the iron? Iron reacts with HCl solution to give Fe2+ ions and H2 gas. Suppose that 7.1 g of iron are to be dissolved in the 1.3 M HCl.
Determine the maximum theoretical percent recovery from the re-crystallization of 1.00g of benzoic acid from the 15 ml of water, assuming the solution is filtered at 25 degrees C.
Aluminum does not have magnetic properties and heating up the two will destroy the plastic. So, is it possible to separate the plastic and aluminum without picking the pieces out by hand?
You want to deposit $500 per month into the account for 36 months. Suppose the interest rate is equal to prime interest rate. How much do you have (total) in account after 36 months?
1960285
Questions Asked
3,689
Active Tutors
1438945
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Question: In Jung's house dream, what did Freud think the skull symbolized?
One strategy from the Protective Factors: Approaches in Child Welfare resource that really stands out to me is building strong, supportive relationships between
One strategy that really stands out to me is building parental resilience. This approach focuses on helping parents cope with stress in healthier ways
Explain other tools or methodologies for cognitive assessment. Suggest ways that these are similar to or different from current cognitive assessments.
Identify an example of how procrastination, by healthy choice or bad habit, has impacted your engagement.
Problem: Which of the following is NOT a reason that those who fake orgasms claim to do so?
how procrastination can impact the disposition of engagement, and the importance of engagement in your professional goals.