Propose structure and complete arrow pushing mechanism
Treatment of 4-chloro-1-butanol with one equivalent of lithium diisopropylamide (LDA) as a base leads to rapid formation of a compound with the molecular formula C4H8O. Propose a structure and a complete arrow pushing mechanism for its formation.
Expected delivery within 24 Hours
A sample of nitrogen gas is contained in a pistol with a freely moving cylinder. At 0.0 C , the volume of the gas is 375 ml. To what temperature must the gas be heated to occupy a volume of 500.0ml.
Simultaneous pumping into both the upper and the lower laser levels. Consider a laser transition between two upper energy levels E1 and E2 in an atomic system similar to that discussed in this section. Assume, however, that there is pumping
How does direct current break apart water molecule? Does the DC current fill the outer shell full of electrons making a weaker attraction so hydrogen seperates from oxygen?
The other uses an incorrect value (16) and determines the average molecular weight as 32.8. This is the only error in the calculation. What is the percent of oxygen in the mixture expressed as mole %
Treatment of 4-chloro-1-butanol with one equivalent of lithium diisopropylamide (LDA) as a base leads to rapid formation of a compound with the molecular formula C4H8O.
A 26.0-g sample of ice at -11.0°C is mixed with 123.0 g of water at 90.0°C. Calculate the final temperature of the mixture assuming no heat loss to the surroundings. The heat capacities of H2O(s) and H2O(l) are 2.08 and 4.18 J/g · &
Two tanks are connected by a valve and line as shown below. The volumes are both 1 m3. Tank A contains R-134a at 20°C, quality 15% and tank B is evacuated.
How many kilojoules are required to raise the temperature of a 150. g sample of silver from 25 degree celcius to 135 degree celcius? silver has a specific heat of 0.235J/g degree celcius.
If the oven uses microwave radiation of wavelength 12.2 cm, how many photons of this radiation are required to heat 1.28 g of water 1.00°C, assuming that all the photons are absorbed?
1936670
Questions Asked
3,689
Active Tutors
1459772
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Continuous theories of development assume that development occurs in a smooth progression as skills develop and experiences are provided
Define "Otherness": In your own words, explain what the term "otherness" means to you. Consider how it relates to the ways we perceive
To evaluate your ability to analyze financial statements, interpret key financial ratios, assess operational performance, and provide data-driven business
Based on the information in Walt Disney's SWOT analysis, address the following: 300-500wds Describe at least 1 strength and weakness that exists in the company
What employment laws must be considered when developing a strategic workforce plan? Which e-recruiting methods would you recommend, and why?
What employment laws need to be considered to prevent discrimination? What kinds of benefits would you offer to employees
Discussing challenges that face our world often means investigating opinions and ideas different from your own.