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Determine the percent yield for the reaction between 82.4g of Rb and 13.49g of O2 if 39.7g ofRbO2 is produced
explain the order of elution you observed while performing the gas chromatography for this experiment. what property of
For the reaction Cu(s) + 2 Fe3+(aq) Cu2+(aq) + 2 Fe2+(aq), the equilibrium constant is Kc = 3.7×10^14 at 25 oC. Suppose that excess Cu(s) is added to 1.0 L of 0.015 mol L^-1 Fe(NO3)3(aq), with no change in volume. What is the equilibrium concent..
how much heat kj is required to change 8.13 g of ice at its normal freezing point to steam at 100oc? the specific heat
A solution is 0.034M in Na2SO4 and 0.035M in Na2CrO4. Solid Pb(NO3)2 is added without changing the volume of the solution.
Calculate w (in kJ) when 415 g iron (III) oxide (MM = 159.7 g/mol) reacts with excess carbon to produce carbon dioxide gas at 464 K:
Although the formula of this new chemical is a trade secret, it can be revealed that the formula for Herbigon is X-acetate (XCH3COO, where "X" represents the top-secret cation of the salt).
Would your calculation of the atomic mass of the metal be too high or too low if your hot metal sample cooled off, unbeknownst to you, while being transferred to the calorimeter?
Calculating the concentration of the acetate ion when dissociation of acetic acid occurs in water and over varying pH conditions?
the reaction of z-butenedioic acid fumaric acid with butadiene sulfone gives only one product. draw the product of this
What are the three major buffer systems of the body and what are the chemical equations
strawberries contain about 15 wt solids and 85 wt water. to make strawberry jam crushed strawberries and sugar are
If 115 of fluorine-18 is shipped at 8:00 a.m., how many milligrams of the radioisotope are still active if the sample arrives at the radiology laboratory at 1:30 p.m. ?
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