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The combustion of octane (C8H10) with molecular ocygen is an exothermic reaction that produces carbon diocide and water. Write and balance the equation
A standard addition procedure is used to determine the concentration of F- (in ppb) in a water sample. To four 6.00 mL aliquots of a water sample were added 0.00 mL, 1.50 mL, 2.50 mL, and 3.50 mL of a standard NaF solution containing 12.0 ppb
How do you draw all the possible condensed structural formulas for the organic compounds with 6 carbon atoms that have a 4-carbon chain
Which elements exist as molecular species in their most stable states at 25 degrees C and 1 atm? iodine, magnesium, sulfur, cesium, carbon, oxygen, phosphorus, neon
Assume ideal gas behavior and that the heat capacity is not temperature dependent
Explain in gory detail the relationship between temperature and vapor pressure. Lots of pictures might be helpful. Why does water expand when it freezes?
Draw a resonance structure, complete with all formal charges and lone (unshared) electron pairs, that shows the resonance interaction of the acetyl with the ortho position in acetophenone
For a gas in closed chamber indicate what happens (Increase or decrease) to the fowling change Increase T : Increase moles : decrease volume : add an additional gas
calcium crystallizes with a body-centered cubic structure a)how many Ca atoms are contained in each unit cell? b)how many nearest neighbors does each Ca atom posses
Louis de Broglie won the Nobel Prize in 1929 for his discovery that the characteristic wavelength of an electron is inversely proportional to its linear
Complete and balance the following molecular equations, being careful to apply the solubility rules to the products.
Knowing the pH and the value of [H4SiO4(aq)], what is the value of [H3SiO4-(aq)] when the pH=7.0? and when pH=10.0?
determine number of moles of oxygen molecules are in the cylinder if the volume of the cylinder is 5500 ml and the
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