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An aspirin weighing .4g was mixed with 2mL of 1M sodium hydroxide solution and 10mL water and brought to boil. The solution was then diluted to 100mL with water. 1.00mL of the dilute solution was placed in a 50ml flask and filled to the 50mL level with a .039M iron (lll) chloride stock solution.
How do find out the percent age of ASA in the aspirin tablet?
Ethyl alcohol is produced by the fermentation of glucose, C6H12O6. Given that the enthalpy of formation is -277.7 kJ/mol for C2H5OH(l) and -393.5 kJ/mol for CO2(g)
H3PO4 behaves differently at different higher temperatures, give details of reaction that occurs at different temperatures
A 0.00100 mol sample of Ca(OH)2 requires 25.00 mL of aqueous HCl for neutralization according to the reaction below. What is the concentration of the HCl
The first-order reaction for Hydorgen peroxide decomposing to H20 and O2 (aq). The rate constant at 25 C is 7.40 x 10^-4/second. Calculate the volume of O2 obtained form the decomposition reaction of 1 mol hydrogen peroxide at 25 C and 740 mmHg af..
an acetic acid solution of 2.87 pH is titrated with 1.5 mL of bromocresol green. When the color changes to light green
500 ml of 0.150m sodium hydroxide is mixed to 595 ml of 0.200m weak acid determine nbspthe ph of the resulting buffer
sodium hydroxide (NaOH) pellets are dissolved in water to make 8.0 L of solution. What is the pH of this solution?
What quantity of heat would be evolved if 75.00g of mercury (Hg=200.59), (O=16.00) was burned in oxygen?
copper in salt water near the discharge of a sewage treatment plantis determined by first seperating and concentrating
when 1.2563 g of an organic iron compound containing fe c h and o was burned in o2 2.2398 g of co2 and 0.67249 g of h2o
If 6.15 mol of ethane (C2H6) undergo combustion according to the unbalanced equation C2H6 + O2 -! CO2 + H2O, how much oxygen is required
predict the distance between si atoms in solid silicon. how does this compare to the distance between c atoms in
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