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What mass of aluminum metal can be produced per hour in the electrolysis of a molten aluminum salt by a current of 21 A?
Calculate the solubility of BaSO4 in (1) pure water, (2) 0.0125 M BaCl2, and (3) 0.0125 M KCl. What effect do BaCl2 and KCL have on the solubility of BaSO4?
Find the empirical formulas for compounds with the following compositions: a. 8.74% magnesium, 91.26% iodine b. 36.86% nitrogen, 63.14% oxygen
Discuss the chemical interactions of the material(s) involved in this incident or hazardous properties relevant to the incident; Discuss the mitigation required or implemented.
Vitamin b6 is needed in the metabolism of amino acids. When it binds to an enzyme it forms a complex with the e-amino group of lysine, which is a primary amine.
2I2 + N2H4 4HI + N2 a.How many grams of I2 are needed to react with 36.7 g of N2H4?
Osmium has a density of 22.6 g/cm3. What volume would be occupied by a 21.8 g sample of osmium?
An aqueous solution that contains 285ppm of potassium nitrate (KNO3) is being used to feed plants in a garden. What volume of this solution is needed to prepare 1.7 L of a solution that is 97 ppm in KNO3?
Determine what is the total mass of glucose in 5.10L of blood If a person has a glucos level of 108 mg.100mL, ? express your answer in grams?
By what factor (how many times) will the rate constant increase when the temperature is raised from 10°C to 28°C?
What volume (in mL) of a 1.420M NaOH solution is required to titrate 25.0mL of 4.50M HCl solution.
A gas bottle contains .65 mol of gas at 730 Hg pressure. If the final pressure is 1.15 atm, how many moles of gas were added to the bottle?
The molar heat of vaporization at 298 K for diethyl ether(C4H10O) is 26.0 kj/mol. How much heat would be requiered to vaporize 0.714 g of ether at 289 K?
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