Explain how much energy would it take to totally
Explain how much energy would it take to totally dissociate the U-235 nucleus (M=235.043923) into its component neutrons and protons?
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State the molecular weight of K2Cr207 with the correct number of significant figures and finds its uncertainty.
Calculate the mass of chlorine that reacted with the calcium when A crucible weighs 35.032 g. A calcium sample weighing 0.401 g is placed in the container.
A mixture of SiO2, NaCL and CaCO3 is separated following the procedure in this experiment. Specify how the following procedural changes would affect the amount of specified substance recovered.
Assume y the number of cases of the disease, is decreased by 12% each year. How long does it take to decrease number of cases to 1000?
Calculate the acetic acid concentration in vinegar solution when a 25.00 mL sample of vinegar is titrated with 0.1072 mL NaOH and it takes 41.27 mL NaOH solution to reach the endpoint.
Determine the molarity of the NaOH solution. During the standardization of a NaOH solution, you record that it takes 23.85 mL NaOH solution to reach the titration endpoint of an aqueous solution containing 1.82 g KHP.
The molar mass of carbon is 12.00 gmol-1. The volume of the nucleus of a carbon atom is about 9.9 *10-39 mL. Find out the density of the carbon nucleus? Covert using this: 6.022 * 1023/ mol
Explain how much AlCl3 can be obtained from 8.35g chlorine and 2.55g aluminum? Pertain to the reaction: 2Al + 3Cl2 ----->2AlCl3
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Read the excerpt from Pat Mora's essay "The Leader in the Mirror." I hoped that most of the students were going to enroll in college.
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Describe the difference between crossing boundaries and violating boundaries.
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