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What is the reaction mechanism (mention the type of reaction i.e. esterification, etc.) of salicylic acid and acetic anhydride in the presence of phosphoric acid (catalyst) to synthesize aspirin (acetyl salicylic acid) and acetic acid? Please provide all of the steps and proper arrows.
A saturated solution of potassium phosphate was filtered and then titrated. The concentration of [K+] was found to be 0.00956 M. What is the concentration of phosphate ions in this saturated solution
When 25 mL of a 90 mL stock solution containing 2.15 M Pb(ClO3)2 is diluted to 33 mL, what is the concentration of ClO3- in the new solution
An open flask sitting in a lab fridge looks empty, but we know that actually it is filled with a mixture of gases called air. If the flask volume is 4.00 L, and the air is at standard temperature and pressure, how many gaseous molecules does the f..
Important information about Organic Chemistry, The most reasonable formula for a compound demonstrating M+ =101 with a minor M+1 peak is
a 4.22 g sample of cus was added to excess hcl and the resulting h2s was collected over water. what volume of h2s was
Explain how microorganisms can be used to produce electricity (bacterial fuel cells). Explain why you feel pain when you bite down
Draw the structure(s) of the secondary alcohols with the chemical formula C6H14O that have a 4-carbon chain.
How can you visually demonstrate that a substance is insoluble or just slightly soluble. Some solid remains in both cases.
Explain what is the percent purity of a sample of impure H2C2O4• 2H2O (oxalic acid dehydrate, 126.07 g/mol) if 0.9157 grams of this material require a titration with 27.67mL of a potassium permanganate solution
Formulate a rule/guideline for determining the number of valence electrons from an electron configuration in elements with d electrons present
a projectile is launched with an initial velocity of 300ms at 55 degrees above the horizontal. what is the straight
Calculate the molarity of a solution made by adding 26.1 mL of concentrated hydrochloric acid (37.3 % by mass, density 1.19 g/mL) to some water in a volumetric flask,
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