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What is the pH of .3M HCl after 10mL of .3M NaOH is consecutively added until 120mL? Where is the Equivelance point?
Write the net ionic equation to show the formation of a precipitate (insoluble salt) when the following solutions are mixed. write none if there is not a precipitate. a)Ca(NO3)2(aq) and Na2S(aq). b)Na3PO(aq) and Pb(NO3)2(aq). c)FeCl3(aq) and NH4NO..
When MCl4(NH3)2 is dissolved in water and treated with AgNO3, 2 moles of AgCl precipitate immediately for each mole of MCl4(NH3)2. Whats the coordination number of M in the complex?
When an ion-selective electrode for X was immersed in 0.0680 M XCl, the measured potential was 0.0400 V. What is the concentration of X when the potential is 0.0550 V
If 5.95 mole of ethane (C2H6) undergo combustion according to the unbalanced equation C2H6 + O2 = CO2 + H2O how many oxygen is required?
What mass of NaOH is needed to precipitate the Cd2+ ions from 68.0 mL of 0.500 M Cd(NO3)2 solution?
A grad student made the news for all the WRONG reasons a few years ago when he synthesized a "nickel hydrazine perchlorate" compound (but didn't give any more detailed information) on a scale 1000 times larger than what his lab advisor told him to..
If you used 0.165 mL of acetic anhydride, and 0.167 g of p-aminophenol. How many moles of the non-limiting reageant remained after the reaction was complete?
isooctane a fuel used in gasoline engines because it has an antiknock octane rating of 100 has a density of 0.6919 g
What is the vapor pressure at 75 degrees celcius of an aqueous solution prepared by the addition of 52.9 g of urea CO(NH2)2 to 178 g of water?
When the ln( kE2 / kE1 ) is plotted vs. 1/T the resulting linear graph has the slope of - 4.8 and intercept of 6.1What is the difference in activation energies of the two mechanisms? For which mechanism are the reactive collisions more efficient?
A flexible container at an initial volume of 6.13 L contains 8.51 mol of gas. More gas is then added to the container until it reaches a final volume of 18.5 L. Assuming the pressure and temperature of the gas remain constant, calculate the number..
Determine How much sodium hydroxide (in grams) is required to form 546 mL of solution with a pH of 10.00?
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