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What is the balanced equation for the combustion of 1-naphthol, C10H7OH, to give CO2 and H2O? Do not include phases.
a 130g piece of metal is heated to 286C and dropped into 87.0g of water at 26C, if the final temperature of the water is 58.3C.
Find out how many total moles of gas are produced If a sample has 2.10 mL of nitroglycerine (density = 1.592 g/mL) is detonated?
An object has a mass of 5.95g. Assuming the density of water is 1 g/mL, what is the volume of the object including air?
If 32.5 grams of CaO are dissolved in 212 grams of water, what is the concentration of the solution in percent by mass?
b. Would the pH increases or decreases if the solution is disturbed by adding HBr?
Element Z has two naturally occurring isotopes Z-79 ( 78.918 amu) and Z-81 (80.916 amu) . Calculate the atomic mass of element Z given the abundance of the Z-81 is 49.31 %
Suppose 312 grams of methylamine and 475 grams of oxygen are mixed together. How many grams of water should be produced?
What is the concentration of an NaOH solution that requires 50.0 ml of a 1.25 M H2SO4 solution to neutralize 78.0 ml of NaOH?
60.0 mL of a 0.450 M solution is titrated with 0.570 M . Calculate the volume of required to reach the equivalence point.
Carbon and silicon belong to the same group and are known to have similar properties. Do you think that silicon can replace the role that carbon
Carbon oxide (carbon (II) oxide) can be purified of oxygen impurities by having it react with cobalt (II) oxide. If the impure carbon oxide contains a volume of 1.5% oxygen, and if it reacts with cobalt (II) oxide at 250 °C and 500 kPa.
How many grams of hydrogen are necessary to react completely with 50.0 g of nitrogen in the following reaction: N2+3H2 = 2NH3 ?
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