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How many grams of silver nitrate are required to produce 44.00 g of aluminum nitrate?
6AgNO3 + Al2(SO4)3 → 3Ag2SO4 + 2Al(NO3)3
Which of the following is/are network covalent compounds A. sodium chloride B. diamond C. quartz (silicon dioxide) D. both B & C
When adding ethylene glycol to your cooling system, it is usually mixed 50:50 by volume. This will prepare a 52.7 mass % solution. Convert this concentration to molality and predict the freezing point depression
The Apparatus shown consists of three bulbs connected by stopcocks. What is the pressure inside the system when the stopcocks are opened?
Mix 121.7 mL of a 0.226 M NaOH solution and 159 mL of a 0.226 M HCl solution. Determine the concentration of H+ in the final mixture after the reaction is complete.
It takes 48.0 to raise the temperature of an 9.10 piece of unknown metal from 13.0 to 25.0. What is the specific heat for the metal?
A radioactive element has a half-life of 2.2 hours. How many hours will it take for the number of atoms present to decay to one-sixteenth of the initial value? Show your calculations please.
The Henry's law constant for helium gas in water at 30°C is 3.7 10-4 M/atm; that for N2 at 30°C is 6.0 10-4 M/atm. If the two gases are each present at 1.2 atm pressure, calculate the solubility of each gas. What is the Molarity of He and N2
a brick has a mass of 4.0kg and the earth has a mass of 6.01027g.be sure your answers have the correct number of
Part A: Use Coulomb's law to calculate the ionization energy in kJ/mol of an atom composed of a proton and an electron separated by 221.00 pm. Part B: What wavelength of light would have sufficient energy to ionize the atom
when mercury ii oxide is heated it decomposes into mercury and oxygen gas according to the following balanced equation.
Important information about balanced chemical equation, 1. If 1 mole of Al4C3 has a mass of 144g and carbon has a mass of 12g, what is the atomic mass of aluminum?
A 5 m^3 tank comtains methane. the initial temperature and pressure are P=1bar T=18 degrees C. calculate the P following the each of the successive steps using the ideal gas law
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