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You have two solutions of sodium chloride. One is a 2.00 M solution, the other is a 4.00 M solution. You have much more of the 4.00 M solution as well as you mix the solutions together. Which of the subsequent could be the concentration of the final solution?
iodized salt is a mix of NaCl and KI. if the content of 75 ppm what is the iodine content?
Design a circuit for calculating the average value of three input voltages multiplied by 1000?
Write the balanced chemical equation that corresponds to this reaction. B) If 15g cyclohexane is burned in a calorimeter with a heat capacity of 230kJ/K, what temperature change do you expect
To the solution in problem 1 (d) at 100 degrees celsius, 10g of water are added, and the solution is cooled to 0 degrees celsius... (problem 1d: the number of grams of water required to dissolve a mixture containing 15 g KNO3 and 3.5 g CuSO4 * 5 H..
What is the ionization state of aniline (protonated, deprotonated, or a mix) at pH 1, 4.6, and 14?
Refer to the following abbreviated standard reduciton potential table. Which one is the of the following reactions would be considered NON=SPONTANEOUS
What is the volume of NH3 produced in the following reaction when 3.0 L of N2 reacts with 4.0 L of H2? N2 (g) + 3H2 (g) -> 2NH3(g)
A solution that is known to contain come of the soluble ions from group 1 and no other cations or inteferring substances, 12 drops of 6M hydrochloric acid is added and no precipoiate forms.To clear solution is evaporated to half its volume and 12 ..
To a second 25.00 mL part, 10.00 mg of lead was added and extracted into a second 10.00 mL portion of the same organic solvent. This solution gave A = 0.525. What was the concentration of lead, in mg/mL, in the original sample?
The correct sequence steps that will result in the synthesis of 1,2-dichloropropane using acetylene and any alkyl halides as starting materials is
The pressure is changed to 8.75 atm and the gas is cooled to 15 C. Calculate the new volume of the gas using the ideal gas equation.
A 50ml aliquot of this sample, treated with pyrophosphate to mask Fe and Cr, required 26.24ml of 0.05831 M EDTA to reach the endpoint. A second 60ml aliquot was treated with hexamethylenetetra to mask the Cr.
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