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A 12 oz can of soft drink (assume m=340g) at 25 deg C is placed in a freezer where the temperature is -12 deg How much C. How much energy must be removed from the soft drink for it to reach this temperature?
Question- What volume (in mL) of 2.44 M HCl is required to react with 3.78 g of zinc according to the following reaction
the half-cell tl tl1 mol l-1 is connected to a pt h h21 atm half-cell in which the concentration of h is unknown.
Examining the experimental setup, the students finds an air pocket between the stopper at one end of the U-tube and the electrolyte solution inside the tube
State a mechanism for the formation of 1, 3-butadiene from 3-sulfolene or cyclopentadiene from dicyclopentadiene
Question- There is a container of 3 gases: N2, O2 and He. Determine the pressure of the O2 gas if the total pressure is 2.1 atms and the partial pressures of the He and N2 gases are 0.70 atm and 0.75 atm
In the following reaction, what mass of mercury(II) oxide, HgO, would be required to produce 473 L of oxygen, O2, measured at STP
A balloon is filled to a volume of 5.0 102 mL at a temperature of 29.0°C. The balloon is then cooled at constant pressure to a temperature of 1.00 102 K. What is the final volume of the balloon?
Ocurrence and use of aldehyde, ketone, carboxylic acid, acid derivatives, ester and amide. Ocurrence and uses of alkane, alkene, alkyne, halogenated hydrocarbon, ether, epoxide, alcohol, amine
chlorine dioxide clo2 si a reddish-yellow gas that is soluble in water. in basic solution it gives clo3- and clo2-
the vapor pressure of water at 90.0 is 526.8mm hg what mass of ethlene glycol (mw 62.7gmol) when added to 1.50 kg of warer will lower the vapor ptessure
Draw the Lewis structure for C1F 2 + (small s at bottom and small + at top) What are its electron-pair and molecular geometries? decribe the bonding in the molecule in terms of hybrid orbitals.
what is the max amount of fructose that can be added to 1.5 kg pure water and still have the solution freeze?
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