Estimate the theoretical yield for the experiment
Aluminum bromide is produced when aluminum burns in the bromine. In a certain experiment, 6.9 g of aluminum was reacted with an excess of bromine to yield 39.9 g aluminum bromide. Estimate the theoretical yield for the experiment.
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Suppose we start with 0.0250 mol of N2O5 (g) in a volume of 2.0 L. The first order rate constant for the decomposition of N2O5, N2O5 (g) ---> 2JO2 (g) + O2 (g), at 70 degrees Celsius is 6.82 x10^-3 s^-1.
Determine the numbers of atoms of chromium are used in the coating. Which is having the density of chromium=7.19g/cm3. An object is coated with a layer of chromium, 0.015cm thick. The object has a surface area of 15.3 cm3 .
the certain kind of yarn produced by the vendor has normal distribution with mean 95 and standard deviation 11. Determine the probability that a random sample of yarn has a breaking strength that is within 1.5 standard deviations of the mean?
Determine the minimum excitation energy from the ground state? Determine the probability of locating the electron between the x=0 and x=0.2 in the box?
Assume a test subject will lie 10% of the time. Determine the probability that the random statement by the subject will be flagged as a lie by machine? If another subject creates a statement that the machine flags as a lie, what is the probability
Determine the formal charges of the atoms consistent with each of the six proposed bonding structures of the neutral molecule NOF and complete the Lewis structure
What is the liquid density when same cylinder floats vertically in a liquid of unknown density. The top of the cylinder is 20.7 cm above the surface of the liquid.
Solve equation x3 - 1 = 0 by factoring left side as sum of two cubes and setting every factor equal to 0. Apply quadratic formula as needed.
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