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1. A nonelectrolyte solute of 2.79grams is dissolved in H2O to make a solution of 235 mL at 29 degree celsius; an osmotic pressure of 927 torr is exerted by solution calculate the molar mass of the solute and how many moles of solute are in the solution?
2. The addictive drug is used for the treatment of pain named morphine, C17H19NO3, Determine the total number of atoms in this chemical formula?
Use a drawing program to draw a beaker.
Write a balanced molecular equation for these ten combinations.
Specific rotation of α and β -D-glucose - Determine the percentage of each anomer at equilibrium.
We are asked to explain the pH and how to find hydrogen ion concentration - Find the pH of an acidic substance of your choice.
Determine which girl has the solutions at the concentrations desired and Girl A dilutes 10 mL stock solution to a final volume of 20 mL. Girl B dilutes 10 mL stock solution to a final volume of 40 mL.
When you standardized the Sodium thiosulfate, what molarity of Na2S2O3 did you observe for each of your 3 trials.
Calculate how many grams of Ni2+ are present in 3.36 moles of nickel(II) fluoride(NiF2) and also determine the number of moles of F- ion are present in 4.82 grams of nickel(II) fluoride.
Properties of subatomic particles - Fill in the missing relative masses and relative charges for each of the subatomic particles
A boy receives 10mg of medicine for every kg he weighs. How much medicine should he receive if he weighs 48 pounds and the conversion factor for pounds to kilograms is 1 pound = 0.4536kg.
Using a sample of 0.385 g of Alka-Seltzer, the mass of Carbon dioxide is found to be 0.122 gram. Compute and enter response (in numerical value only) to three significant figures.
Compute the structural analysis of the Protein and What order will the following proteins elute from a caution exchange column loaded at pH 6?
Calculate the rate constant for the reaction when the reactant concentration in a first-order reaction is given 7.30×10-2M after 15.0s and it is also reported 4.40×10-3M after 65.0s . ?
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