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If you used 1.00g calcium chloride (CaCl2) in an experiment, how many moles CaCl2 did you use? (MW ca= 40, MW Cl =35) (show all calculations).
Explain what are the possible consequences of having water mixed with the hexane-titration sample in? Would the presence of hexane modify the results of the water-titration in Titrating the Water Layer
If 1 mole of N2 and 1 mole of O2 are mixed in a 1L container and undergoes the following reaction at a given temperature: N2+O2---> 2NO , Kc=1
dehydration happens when there is less water taken into the body than leaves the body.nbspabout 75 of the average adult
Calculate the cell potential E for a silver-silver chlroide lectrode immersed in 0.800 M KCl at 25 C.
A flask contains only H2 at 59.2 atm and I2 (g) at 118. atm. The contents are then allowed to come to equilibrium according to the equation H2 (g) + I2 (g) 2HI (g) , Kp = 50.5
How do you make 25ml of a 0.4m sugar solution? How do you convert to calculate grams of sugar needed?
a sample of propane c3h8 is placed in a closedvessel together with an amount of o2 that is 3.00 times the amount needed
When a solution of copper(II) sulfate is mixed with a solution of sodium carbonate, a precipitate forms. Write each of the following equations for the reaction between copper(II) sulfate and sodium carbonate.
Assume that the energy used to climb steps is the same as the energy required to lift a mass against the force of gravity, namely: PE = mgh, where m is the mass of the object lifted in kilograms, g is the gravitational constant (9.8 m/s2), and h i..
What is the coefficient of the water? K2O + H2O What is the mass of 2.10 x 1021 atoms of copper, Cu? What is the molar mass of aspirin, C9H8O4?
How many molecules of carbon dioxide are produced when 149 molecules of acetylene (HCCH) to react in excess oxygen produce carbon dioxide and water?
Then 1mg of formaldehyde(HCHO, MW=30g/mol) is injected through the septum into the water. Some of the formaldehyde escapes into the gas phase. Consider the situation when a new equilibrium is established. Determine the equilibrium mole fraction of..
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