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A 1000 kg automobile is pulled by a horizontal tow line with a net force of 950 N. What is the acceleration of the auto? (Neglect friction.) A constant net force of 1500 N gives a toy rocket an acceleration of 2.5 m/s2. What is the mass of the rocket?
What is the resulting pH when .005 moles of KOH is added to .1 L of buffer solution that is .100 M in H2PO4- and .100 m HPO4^2- and the Ka2 = 6.2x10^-8
A voltaic cell employs the following redox reaction: 2Fe3+(aq)+3Mg(s)--> 2Fe(s)+3Mg2+(aq+ Calculate the cell potential at 25 under each of the following conditions.
Update the backbone to properly show a tripeptide, and add side chains and hydrogen atoms to show Gly-Phe-Tyr.
If you were to try and pair a thymine with a cytosine , then would you expect to see any stability with respect to the hydrogen bonding.
Drawa a fat (oil) molecule representing corn oil. The fatty side chains that you need to include are two of the esters group derived from oleic acid and one from the linoleic acid. Draw the structure of this oil clearly with appropriate double bon..
When the external pressure on a balloon is decreased at constant temperature, what happens to the gas inside. A) The collisions become more elastic. B) the gas undergoes no changes.
Question- Iron(II) in aqueous solution can be quantities by anoxidation- reduction process using dichromate,Cr2O72-, Cr2O72-(aq) + 6Fe2+(aq) +14 H+(aq) ? 2Cr3+ (aq) + 6Fe3+(aq) +7H2O Write the balanced half reactions for the oxidation of Iron (II)..
the molar heat of fusion of water is 6.01 kjmol. how much heat energy is required to melt one ice cube in a soft drink
Consult the IR spectrum of 4-methoxyphenol included below, on page 6. For each of the following functional group vibrations, list a specific (do NOT report a general range) absorption band in the IR spectrum. Report the frequencies in cm-1 (the units..
A saturated solution of nickel(II) sulfide contains approximately 3.6 multiplied by 10-4 g of dissolved NiS per liter at 20°C. Calculate the solubility product Ksp for NiS at 20°C.
What is the composition in mole fractions of a solution of benzene and toluene that has a vapor pressure of 35 torr at 20 °C? Assume the mixture forms an ideal solution.
Predict the products and write a balance equation for each of the following Decomposition
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