What would be the intensity of m
The mass spectrum of an organic compound,C40H82 contains M+ andM+1 peaks. If we assume the intensity ofM+ peak 100, what would be the intensity of M+1peak? Note: Ignore any effect of higher isotope of H.
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Lemon juice is a complex aqueous solution that does not freeze in ahome freezer at temperatures as low as -11 °C. At what temperature will the lemon juice freeze if it effective molality is the equivalent of 11.37 m glucose solution?
A pump is used to empty a 4000 L wading pool. The water exits the 3.0-cm-diameter hose at a speed of 2.2 m/s . How long will it take to empty the pool?
The viscosity of the water is 1.12x10^-3 Pa s. Determine the power (in horse power) that must be supplied to the converter belt.
A test is made of H0: u = 69 versus H1: u /= 69. A sample size n = 72 is drawn and X= 70. The population standard deviation is 27. Compute the value of the statistic Z.
The mass spectrum of an organic compound,C40H82 contains M+ and M+1 peaks. If we assume the intensity ofM+ peak 100, what would be the intensity of M+1peak? Note: Ignore any effect of higher isotope of H.
State the appropriate null and alternate hypothesis ii. compute the test statistic Z iii. using a = 0.05, can you conclude that the percentage of failures differs from 45%
Water flows at 0.25 L/s through a 12-m-long garden hose 2.5 cm in diameter that is lying flat on the ground. The temperature of the water is 20 degrees C. What is the gauge pressure of the water where it enters the hose?
A marketing research company needs to estimate which of two soft drinks college students prefer. A random sample of N college students produced the followings 98% confidence interval for the proportion of college students who prefer drink A (0.417
If 25.0 mL silver nitrate solution reacts with excessive potassium chloride solution to yeild 0.628 g precipitate, what is molarity of the silver ion in the original solution?
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