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What volume of 0.150M HClO4 solution is needed to neutralize 54.00mL of 8.80×10^-2 M NaOH? What volume of 0.120M HCl is needed to neutralize 2.78g of Mg(OH)2? If 25.0 mL AgNO3 of is needed to precipitate all the Cl- ions in a 0.785 mg sample of KCl (forming AgCl), what is the molarity of the AgNO3 solution? If 45.5mL of 0.118M HCl solution is needed to neutralize a solution of KOH, how many grams of KOH must be present in the solution?
When naming subsittuents on a branched alkane. If dimethyl and and isopropyl branch end up both being off the same number carbon which of these is listed first
what mass of sucrose should be combined with 537 ml of water to make a solution with an osmotic pressure of 8.55 atm at
An aqueous solution that contains 329 ppm of KNO3 is being used to feed plants in a graden. What volume (in mL) of this solution is need to prepare 9 L of a solution that is 23 ppm in KNO3?
Determine how much of each type of solution must be used to fill the prescription and Special eye drop solution for a glaucoma patient must have a 2% active ingredient, a pharmacist is to prepare 15ml of it but the he has 10% solution & 1% solution..
From each pair of compounds, circle the one with the indicated characteristic. Explain your choice. more basic: 4-nitroaniline or 4-methoxyaniline
How do the values of delta G compare to those calculated from delta H and delta S? which of these two methods could be used to determine how delta G changes with temp?
If the density of sulfuric acid is 1.05 g/ml in the original 1 L solution, then find the weight percent of sulfuric acid in solution.
Use the Rydberg equation (1 / wavelength = (1/n(smallest)^2 - 1/n(largest)^2) to calculate the wavelength of this transition in nanometers (nm) and to three significant figures.
Draw a structural formula of the R configuration of the compound shown below. Illustrate the stereochemistry about the chiral carbon using the "single up" (solid wedge) and "single down" (hashed-line wedge) bond tools. Show explicitly the bonds to..
CCl4 dipole-dipole dispersion ion-dipole ion-ion (b) CsBr dipole-dipole dispersion ion-dipole ion-ion (c) BaCl2 dipole-dipole dispersion ion-dipole ion-ion
At 25 degrees Celsius, .87 atm of No2(g) was allowed to decompose. At equilibrium it was found that the partial pressure of no2(g) was .81 atm. Calculate the value of kc at the temperature
Calculate the mass of the protein that must be dissolved in 40 mL of water to obtain this concentration
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