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which molecules have nonpolar intermolecular forces? a). ClO2- b). NaF c). CF4 d). O3 e). NO
30.0 mL of a 3.0 M KOH solution are diluted to 250.0 mL. What is the molarity of the diluted KOH solution? 3)what volume of 1.00 M NaOH is required to prepare 500.0 mL of 0.250 M NaOH? then explain how to prepare this solution.
the partial pressures of gas A and gas B respectively are 0.298 ATM and .702 atm if 0.130 mol a 3rd gas is added with no change in volume or temperature, what would the total pressure become?
iron(111)oxcide is formed when iron cobines with oxygen in the air. how many grams if Fe2O3 are formed when 16.7 Fe reacts completly with oxygen?
what is the percent yield of CCl4 if 719 kg is produces from the reaction of 410. kg of CS2
What is the pH at the isoionic point? What is the pH at the isoelectric point? Explain the difference between your answers in (a) and (b), including specifically why one result is larger than the other.
"Based upon what you know about the accepted mechanism for hydration, can you see any reason why this hydration should be 100% stereoselective?"
The saturated vapor pressure of mercury is 0.0020 mmHg at 300 K and the density of air at 300 K is 1.18 g/L. (a) Calculate the concentration of mercury vapor in air in mol/L. (b) What is the number of parts per million (ppm) by mass of mercury in ..
calculate the heat transferred, Q when 51.0 ml of 2M NaOH solution and 50.0 ml of 2M HCl are mixed. Assume the final volume of the reaction mixture is 101.0 ml, its density is 104 g mL-1, and its heat capacity is 3.89 J g-1 deg-1
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,
The forensic technician at a crime scene has just prepared a luminol stock solution by adding 14.0 g of luminol to creating a solution with a total volume of 75.0 mL.
What is the percentage yield when 28.16 g of carbon dioxide is formed from the reaction of 4.00 moles of
nbspif ka1 0.059 ka2 6.5times10-5 and kw 1times10-14 then compute the molarity of c2o42- in 0.13 m oxalic acidnbsp
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