Determine the numbers of grams of the first reactant
Determine the numbers of grams of the first reactant are necessary to completely react with55.8 grams of the second reactant for the following precipitation reaction.
2KI(aq)+Pb(NO3)2(aq)→ PbI2(s)+2KNO3(aq)
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Pool is shaped like the cylinder with diameter of 11 m and depth of 2 m. If water is pumped out of pool at rate of 13 m3 per hour, how many hours it takes to empty pool?
Determine the numbers of moles of HCl would it take to neutralize the sodium hydroxide produced if you are given a 0.3 g piece of sodium metal to react with water.
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Determine the numbers of milliliters of mercury will saturate a room that is 15x12x8 feet with the mercury vapor at 25 degrees C? Mercury is an extremely toxic substance.
Determine what mass of water at 28.0° C added to the Styrofoam cup having two ice cubes of 60.0 g from a freezer at -20.0° C will outcome in a final temperature of 5.0° C for the drink?
If the atmospheric pressure is 755 mmHg, explain how high (inmmH2O) is the column of water in the tube (d of Hg =13.5 g/mL; d of H2O = 1.00 g/mL)? A long glass tube, sealed at one end, has an inner diameter of 10.0mm.
An LC circuit consists of a capacitance of 30 µF and an inductance of 15 mH. AT time t = 0 the charge on the capacitor is around 10 µC and the current is 20 mA. The utmost charge on the capacitor is:
Discuss what color would you expect the phenolphthalein into be after being added to the solution left after an alkali metal reacts totally with the water?
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