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Carbonic acid (H2CO3) solution, calcium hydroxide Ca(OH)2 solution, and a mixture of both were placed in three plastic cups. Explain which would be the most and least dangerous when brought into contact with the skin and why.
What is a chemically reasonable reaction that is stereospecific but not stereoselective
At a certain temperature, 893 K, Kp for the reaction, 2 H2S(g) 2 H2(g) + S2(g), is 5.26 x 105. Calculate the value of ?Go in kJ for the reaction at 893 K.
Which SUBSTANCE in the following would NOT NEED to be included in an enthalpies of formation table
Question- In conducting a titration of 75.00 mL of certain triprotic acid with 0.0800 M NaOH, the following information was recorded: 1) The first equivalence point was observed at pH 4.94 after the addition of 12.40 mL of NaOH.
Calculate the theoretical yields of the compounds to be prepared in this experiment. The metal ion in both cases is the limiting reagent.
What is the barium ion concentration in a saturated barium fluoride solution made by adding solid BaF2 until no more dissolved
Which of the following would be expected to have the lowest vapor pressure at room temp. a-Ethanol, bp= 78C b- methanol, bp= 65c c- water, bp = 100C d- acetone, bp= 56C
Horizontally write the molecular orbital configuration for O2 2- , O2, and O2 -. Then state the bond order for each. Which of these compounds and ions are paramagentic and which are diamagnetic
The cube has an edge length of 0.26 ± 0.03 m. The volume of a cone is 1/3(pie)r^2h . What is the volume and uncertainty of the added water?
Prepare 100ml of 0.05 M phosphate buffer pH 6.3, utilizing solid NaH2PO4 as well as solid Na2HPO4. Compute the amounts of the two solids needed for this buffer.
a 4.50 g sample of licl at 25 degrees celsius dissolves in 25.0 ml of water also at 25.0 degrees celsius. the final
What is the kinetic energy in joules of a 1183 motorcycle moving at 63.
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