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Explain what volume (mL) of a 7.55M Na2CO3 solution would be necessary to prepare 336.00mL of a 9.60%w/v Na2CO3 solution?
Explain if 12.5 grams of a certain fertilizer is found to contain 3.35 grams of phosphorous as P2O5, explain what is the value of P in the N-P-K designation
Give the structure that corresponds to the following molecular formula and 1H NMR spectrum: C5H12
4Al + 3O2 = 2Al2O3 determine the percent yield if 124 g Al2O3 are produced when 3.0 moles of Al are reacted
Super-green is an indicator with a Ka of 1.6 × 10-7. The acid form is yellow and the base form is blue. Awesome-orange is an indicator with a Ka of 5.0 × 10-5.
A 75.0-mL volume of 0.200 NH3 is titrated with 0.500 M HNO3 . Calculate the pH after the addition of 19.0 mL of HNO3
A mixture of 0.160 moles of C is reacted with 0.117 moles of O2 in a sealed 10.0L vessel at 500.K, producing a mixture of CO and CO2. The total pressure is 0.640 atm. What is the partial pressure of CO? 3C + 2O2---> 2CO +CO2
sodium carbonate na2co3 can be produced by heating sodium bicarbonate nahco3. a student heats 5.128 g sodium
a student used a pH probe that was not properly calibrated. the probe reads the pH one unit higher than it should be. what would the calculated Ka value of the unknown acid
what is the molarity of a solution of silver perchlorate agclo4 if 3.2 moles of silver perchlorate is dissolved in 1.5
The U.S. Food and Drug Administration lists dichloromethane (CH2Cl2) and carbon tetrachloride (CCl4) among the many chlorinated organic compounds that are carcinogenic (cancer-causing).
what is the reason sulfuric acid is necessary for the nitration reaction of methyl benzoate? is it acting as a reagent
A possible side product of the aldol reaction of cinnamaldehyde and acetone is the self-condensation of acetone. draw the structure of the side product
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