The proton nmr spectrum of a compound gives
The proton NMR spectrum of a compound gives a singlet at ? 2.10 and ? 2.56 in a ratio of 3:2, respectively. Which compound below is the best match for the spectrum?
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Two of the chemists will report, within experimental error, the same temperature change for HCl/NaOH reaction. identify the two students and explain.
Calculate the mass of nitrogen dissolved at room temperature in an 94.0 home aquarium. Assume a total pressure of 1.0 and a mole fraction for nitrogen of 0.78.
What mass of water would need to evaporate from your skin in order to dissipate 1.7 × 105 J of heat from your body? H2O(l) → H2O(g) ΔHvap = 40.7 kJ/mol
Discussion Topic:What are some ways in which accounting for health care organizations (HCOs), especially not-for-profit (NFP) ones, tend to differ from accounting in other industries?
A graduated cylinder contains 110. mL of water. A 10.0 g piece of iron (density = 7.86 g/cm3) and a 18.9 g piece of lead (density = 11.3 g/cm3) are added. What is the new water level in the cylinder?
Calculate the amount of heat required to heat a 43 sample of ethanol from 14.0 to 19.0. Specific heat capacity of ethanol is 2.42 .
What is the total molar concentration of ions in CH3OH
A balloon contains 0.140 g of helium at a pressure of 1.00 atm. At what temperature will the balloon have a diameter of 12.8 centimeters. Assume the balloon takes the shape of a sphere. Give your answer in degrees celcius.
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Which concept best explains the teenager's desire for a specific brand of bicycle? Group of answer choices Built environment.
In a span of less than 10 years, Netflix raised subscription prices six times (Ofek & Toubia, 2023). The company also lost 200k followers in Q1
What is the market share that Bureau en Gros would need to achieve to break even on Sharpie Fine Point markers?
This term describes the sampling units (counties or geographically split counties) as defined by Nielsen Media Research Inc.
Question: What is the difference between brand-loyal customers and brand-preference customers?
Quenby Holdings is a group of luxury hotels that caters exclusively to high-end customers who form a small part of the market and are willing to pay
Hi, in a course for my MBA one of my assignments was to make an interview to an individual that shops online regularly.