Crystals of the acid and deionised distilled water
Describe (that means you have to write in detail) how to prepare an aqueous 5.0 F solution of acetic acid, CH3COOH. You can start with crystals of the acid and deionised distilled water. Please describe also the apparatus being used
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A 35.0-mL sample of 0.20 M LiOH is titrated with 0.25 M HCl. What is the pH of the solution after 23.0 mL of HCl have been added to the base?
When carbon is burned in the presence on oxygen, the carbon and oxygen combine to produce carbon dioxide. If you start with 6 grams of carbon and 16 grams of oxygen and they react completely, how many grams of carbon will be produced?
The normal boiling point of ethanol is 78 degrees celsius. If the vapor pressure of ethanol is 13.3 kPa at 34.9 degrees celsius. Calculate the enthalpy of vaporization of ethanol?
Which of the alkyl chlorides listed below undergoes dehydrohalogenation (elimination) in the presence of strong base to give 2-pentene as the ONLY alkene product?
The atomic weight of a newly discovered element is 98.225 amu. It has two naturally occuring isotopes. One isotope has a mass of 96.780 amu. The second isotope has a percent abundance of 41.7%. What is the mass of the second isotope?
You just borrowed $130,000 to buy a condo. You will repay the loan in equal monthly payments of $882.42 over the next 30 years. What monthly interest rate are you paying on the loan? What is the effective annual rate on that loan? What rate is the
How many grams of sodium lactate must be added to a 1.00L solution of .400M lactic acid to make a buffer with a pH of 3.7 ?
Assume complete dissociation of the compound. What will be the boiling point of a solution of 4 moles of potassium phosphate (K3PO4) dissolved in 4 kg? Use the following values:
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