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You are set the task of developing a highly phosphorescent material. In terms of the photochemistry, what are the important factors to consider and how may you incorporate them into your material?
A solution made by dissolving 28 mg of insulin in 5.5 mL of water has an osmotic pressure of 15.5 mmHg at 25C. Calculate the molar mass of insulin.
Will a precipitate of magnesium flouride form when 200.0 milliliter of 1.9x10^-3mol/Litre MgClsubnumber2 solution is added to 300.0 milliliter of 1.4x10^-2mol/Litre NaFsolution?
How much heat is produced in burning 5 mol of CH^4 under standard conditions if reactants and products are brought to 298 K and H20(l) is formed
Write balanced chemical equations for each of the following verbal descriptions. (Use the lowest possible coefficients. Include states-of-matter under SATP conditions in your answer.
What mass of oxygen will be dissolved in the water? The temperature of the water is 58 C, KH (02)=.00141 M/atm, and the mole fraction of oxygen gas in .23
Determine the following parameters of this circuit: How many watts would be produced from this circuit if the 6.00 V battery were replaced with a 586 V battery?
Determine which gases remain after the reaction goes to completion and calculate their partial pressures. The temperature at the beginning and the end of the experiment is 22 °C.
The solid KIO3 is diluted shy of the 100mL mark in the volumetric flask. does this technique error result in a reported molar concentration of KIO3 that is too high or too low
If 0.56g KI is utilized to decompose 6.0mL of 3.0% H2O2 solution what mass of KI will be present after all the H2O2 decomposes
Explain what is the pH of a solution which is 0.025 M in weak base as well as 0.039 M in the conjugate weak acid (Ka = 7.1 × 10-6)
Determine the ionic strength. Assume that all the salts completely dissolve and dissociates into their respective ions
A gas expands and does P-V work on the surroundings equal to 261 J. At the same time, it absorbs 216 J of heat from the surroundings. What is the change in energy of the system?
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