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How many ml of 0.318 M K2Cr2O7 are needed to completely oxidize 179 ml of 0.768 M tin (II) chloride to tin (IV)?
Volume=________ in ml?
When the reaction is complete what will the osmotic pressure be in torr?
which of these is true about the following reaction?
If vitamin A is 83.86% Carbon and 10.56% Hydrogen by mass then determine the the molecular formula this vitamin A.?
Sodium atoms emit light with a wavelength of 330 nm when an electron moves from a 4 p orbital to a 3 s orbital. What is the energy difference between the orbitals in kilojoules per mole?
If you dilute 21.0 mL of the stock solution to a final volume of 0.500 L, what will be the concentration of the diluted solution?
What is the molarity of a solution that contains 41.0 g of vitamin B1 hydrochloride (molar mass = 337 g/mol}) in 280 mL of solution?
Which of the following statements about free radicals is true? Free radicals are considered good because they are good oxidizing agents.
the rate constant for the second order -reaction is 2NOBr(g)------>2NO(g)+Br2(g) is 48 L/mol*min at a certian temperture. How long will it take for 90.0% of a .0200M solution of NOBr to decompose.
Determine the molarity of the solution If 3.00 grams of Ammonium sulfate is dissolved in enough H2O to form 300. mL of solution,?
A mixture of MgCO3 and MgCO3·3H2O has a mass of 3.057 g. After heating to drive off all the water the mass is 2.790 g. What is the mass percent of MgCO3·3H2O in the mixture.
Using the equation E0cell = E0cathode - E0anode, and the reference value of E0 for Cu(II)/Cu(s) for the role that copper plays in this overall cell reaction, determine the value of the standard potential for the half-reaction Zn2+(aq) + 2e- -> Zn(..
Ethanol normally boils at 78.4C. the boiling point elevation constant for ethanol is 1.22C/m. what is the boiling point of a 1.0 m solution
Consider the same dilution above for an SN1 reaction. Would the time required for 95% for the starting material to react change as a result of this dilution?
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