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What is another reagent other than phosphoric acid that can be used to determine the concentration of calcium ion by a conductometric method? What is the important criterion? (Check solubility rules)
The reaction used in the experiment is:Ca(OH)2 (aq) + H3PO4 (aq) yields Ca3(PO4)2 (s) + H2O
What other reagents work the same way as phosphoric acid?
A reaction mixture initially contains 0.050 M of all three chemical species in a 0.355 L vessel. What will the concentration of the SO2 be at equilibrium?
What is the form of the intergrated rate law which will produce a strait line if the reaction shown in eq. 14.11 is 0th order with respect to [dye]? 1st order with respect to [dye]? 2nd order with respect to [dye]
Ammonium sulfide in solid form decomposes to ammonia gas and hydrogen sulfide gas. It is a reversible reaction The Kp at 25 degrees C is .109 In an experiment Ammonia gas and hydrogen sulfide gas each have a partial pressure of .5 atmospheres and ..
Which has more grams of NaCl. A 2 molar solution in 2 Liters, or a 3 molar solution in 1.5 Liters
A gas occupies 10.0 L at 44.1 psi and 27 degrees C. What volume will it occupy at standard conditions
Draw the skeletal structure of the nucleophile that effected the ring opening resulting in the product with the (R)-configuration. Select the condition under which the (S)-configuration ring opening occurred.
Illustrate the structures of the 6 bromoalkenes (with the molecular formula C5H9Br ) that have a branched C chain, and that show neither chirality nor E,Z isomerism.
A saturated solution of unknown metal hydroxide M(OH)2 has a measured pH of 8.91. Determine the value of Ksp for the compound.
When pressure is applied to a liquid, its volume decreases. Assuming that the isothermal compressibility
Separation of acidic, basic & neutral substances in solution, Draw a flow sheet to show how you would separate the components of a mixture containing and acid substance
Binding energy is sometimes used to hold the substrate in an optimum orientation for the chemistry to occur. E. Binding energy contributes to the decrease in deltaG°'folding for solvent molecules surrounding the enzyme.
Explain why concentrated H2SO4, not concentrated HCl, is used in the nitration of methyl benzoate
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