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A solution is prepared by dissolving 4.9g sucrose in 175g water. Explain what the boiling point of this solution is. Sucrose is s non electrolyte.
the volume of a sample of oxygen gas collected over water is 258 mL at 27 degrees C and 620.0 torr. Calculate the volume in milliliters of dry oxygen gas at STP. (the vapor pressure of water at 27 degrees C is 26.7 torr.)
Eather at room temperature is placed in a flask connected by rubber tubing to a vacum pump, and the pump is turned on, and the ether begins boiling. Explain.
50.0 mL of 2.00 M H2SO4 react with 75.0 mL of 2.00M NaOH. Identify the limiting and excess reactants. How many grams of Na2SO4 will be formed.
What steps do you think need to be taken to prepare the blood sample so that it will be amenable to this type of analysis?
explain why the carbonyl group co groupof methyl benzoate is a m-directing group. would you expect methylbenzoate to
A piece of silver with mass 284 g has a heat capacity of 67.2 J/oC. What is the specific heat of silver
If a voltaic cell is constructed by immersing a strip of silver metal in a 1.0 M AgNO3 solution as well as a strip of cadmium metal in a 1.0 Cd(NO3)2 solution. If the circuit is completed by a wire and a salt bridge in the usual way.
What is the equilibrium concentration of fluorine if the initial concentrations of bromine and fluorine were 0.113 moles/liter in a sealed container and no product was present initially
draw and label structures cis and trans isomers of 3,4 -dibromo-3-hexene, 3) structure of terpin hydrate. Is it more water soluable or less than the starting material?
In a particular air mass the concentration of OH was found to be 5.4x10^6 molecules per cubic centimeter and that of carbon monoxide was 81 ppm. Calculate the rate of reaction of OH with atmospheric CO at 30° C
soultion of silver nitrate is mixed with 400.0 ml of 0.200 M calcium chloride. What is the concentration of cl- in solution after the reaction is complete
Ethanol, C2H5OH, boils at 78.29 degrees celsius. How much energy, in joules, is required to raise the temperature of 1.00 kg of ethanol from 20.0 deg C to the boiling point and then to change the liquid to vapor at that temperature.
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