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Bromine reacts with aluminum iodide . If 6.35x10^21 molecules of iodide are produced , how many grams of aluminum iodide is reacted? need help writing out the equation.
Where did the energy required to maintain the system at a constant temperature in the two isothermal processes described? PAth A- sudden irreversible decrease in pressure from P1 to P2 ( P2
What is the value of the rate constant at the temperature of this experiment. Give an answer with concentration units of molarity and time units of seconds.
A gas is confined to a container with a massless piston at the top. A massless wire is attached to the piston. When an external pressure of 2.00 atm is applied to the wire, the gas compresses from 4.40 to 2.20L
how many calories are required to raise the temperature of a 150 gram sample of gold from 25 degree celcius to 175
when that precipitate was treated with NH3 it turned black. Based on this what can you say about the ions that may be present or absent in the solution? Can you reach a conclusion about the presence or absence of each of the three ions based on th..
A sample of Tl-201 has an initial decay rate of 5.84×104 /s. How long will it take for the decay rate to fall to 319 /s. ( Tl-201 has a half-life of 3.042 days.)
in a reaction at equilibrium the partial presssure of so2 is 117 torr and that of cl2 is 255 torr. what is the partial
The element silicon has 3 isotopes with the masses and natural abundances shown in the table. Mass of Isotope Natural abundance 27.97693 92.23 28.97649 4.67 29.97376 3.10 What is the average atomic mass of silicon
Describe what will be observed when a mixture of composition x_b=0.8 is heated, at each stage giving the number, composition, and relative amounts of the phases present.
What is the total pressure in a 20.0 L flask 20.0°C, which contains 0.127 moles of H2 and 0.288 moles of N2?
If 145.0 mL of 0.350 M lithium hydroxide is required to titrate 35.0 mL of an unknown monoprotic acid, what is the molar concentration of the unknown acid.
In solving weak acid equilibrium problems to find [H+] or pH, a major assumption is usually made. This major assumption can be represented by the following
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