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Sodium hydrogen carbonate, and sodium chloride, are both soluble in water. Will a double replacement reaction take place if a solution of sodium hydrogen carbonate is added to a solution of sodium chloride?
53.0 mL of a 1.70 M solution is diluted to a volume of 278 mL. A 139-mL portion of that solution is diluted using 189 mL of water.
Converting liquid H2O to solid ice releases 1.44 kcal/mol. How many k/cal are released by freezing 1.4 mol of H2O?
Determine the structure of compound U. Be sure to include a concise discussion of the reasoning. Construct tables summarizing the IR and 1H NMR data, and assign the peaks in the IR and NMR spectra to the appropriate structural elements in U. Expla..
calculate the pH of a solution that is prepared by mixing 75ml of 0.20 M (NH4)2SO4
consider the combustion reactionch4 g 2o2 g co2 g 2h2o lis this an exothermic reaction?if 100g of natural gas ch4 is
A solution is made up using equal volumes of 2.0 M acetic acid (Ka= 1.8 x 10 to the power of negative 5) and 0.00050 M HCl.
What product would you expect to make? Propose a detailed reaction mechanism for this reaction. What by-products might be expected in this experiment?
What exactly is an alkane and alkene? What is an ester?? does it relate to anything above?
Determine which of the following reactions are oxidation-reduction reactions and which are not. what type of reaction do you have if it is not an oxidation-reduction reaction?
A- What is the pH of a buffer prepared by adding 0.809mol of the weak acid HA to 0.305mol of NaA in 2.00L of solution? The dissociation constant Ka of HA is 5.66 X 10^-7 B- What is the pH after 0.150mol of HCL is added to the buffer from Part A
an auto technician spills 85 ml of 2.6 m h2so4 solution from a rebuilt auto battery. how many milliliters of 2.5 m
Explain your choice of reagents, and comment on the required order of the synthetic steps where appropriate.
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