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Problem- How many moles of KBr are present in 25 mL of a 1.5 M solution? If the KBr were isolated and dried, how much would it weigh?
Solve the above problem and provide steps with explanation
Gallium hydroxide like aluminum hydroxide is amphoteric. Write a balanced equation to show how this hydroxide can dissolve in both HCl(aq) as well as NaOH(aq).
Supppose that a 2 L solution is made from 178 mg of citric acid (C6H8O7). What is the molar mass of C6H8O7
When a container is filled with 3.00 moles of H2, 2.00 moles of O2, and 1.00 mole of N2, the pressure in the container is 465 kPa. What is the partial pressure of O2
For supercritical carbon dioxide, predict the effect that the following changes will have on the effect that the following changes will have on the elution time in an SFC experiment.
laser light scattering on a dilute solution of lysozyme is carried out. The light intensity autocorrelation function decays exponentially with lifetime τC= 16.1 *10^-3 sec. An argon ion laser is used at wavelength of 488 nm and the scattering angl..
While cytotoxicity, antiviral activity, and immunosuppressant properties of didemnin-C and of its 8 analogs were excellent to very good, these compounds were, unfortunately, dropped from further studies and development at the stage of human trials..
Calculate the overall energy change in kilojoules per mole for the formation of CaCL(s) from the elements. The following data are needed: (a) Eea for CL(g) = -348.6kj/mol. (b) Ei1 for Ca(g) = +589.8kj/mol. (c) Ei2 for Ca(g) = +1145kj/mol. Heat of ..
Pipette 10 mL of Reaction Mixture 1 into a 50 mL beaker. Pipette 1 mL of the KMnO4 into the Reaction Mixture, starting the stopwatch immediately.
Define mole, molar mass and Avogadro's. What is the relationship to one another. Example and include an example
Determine the number of milliliters of standard 0.1000 M NaOH needed to make 250.0ml of NaOH solution with 0.040 M
Question- What is the product from the reaction of one mole of acetylene and one mole of hydrogen gas using platinum catalyst
Silicon, which occurs in nature as , is the material from which most computer chips are made. If is heated until it melts into a liquid, it reacts with solid carbon to form liquid silicon and carbon monoxide gas.
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