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Depict the organic product produced when 2-methylpropan-1-ol reacts with SOCl2 in the presence of pyrindine.
Find the predicted value for an unmeasured point for: Grahams law, find the rate for butane, C4H10
a what is the magnitude of the average acceleration of a skier who starting from rest reaches a speed of 11.8 ms when
Calculate the pH at each of the following points in the titration of 50.0 mL of a 0.50 M B(aq) with 0.50 M HCl(aq)
he generated the hydrogen gas needed to lift the balloon by mixing a large amount of iron with aqueous sulfuric acid. if he used 1000 lbs. of iron and excess sulfuric acid, how many liters of hydrogen gas were made?
A solution contains 0.750 M HA (Ka = 1.0 x 10^-6) and 0.250 M NaA. What is the pH after 0.100 mole of HCl is added to 1.00 L of this solution
an adult person radiates heat to the surroundings at about the same time as a 100-watt lightbulb. what is the total amount of energy in kcal radiated to the surroundings by an adult in 24 hrs?
a gas evolved during the fermentation of sugarwas collected. after purification its volume was found to be25.0 l at
a solution is made by dissolving 15.5 grams of glucose c6h12o6 in 245 grams of water. what is the freezing-point
Imagine that you have a 6.50 L gas tank and a 4.00 L gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch. If you fill the larger tank with oxygen to a pressure of 115 atm
Calculate the radiation dosage (in grays) for an 85-kg person that is exposed for 7.0 seconds to a 3.0 Ci source of beta radiation. Assume that 100% of the radiation is absorbed and each beta particle has an energy of 1.7× 10-13 J.
How many molecules of ethanol are present in 125mL of ethanol? The density of ethanol is 0.789g/cm^3.
An electron in the n = 7 level of the hydrogen atom relaxes to a lower energy level, emitting light of 397nm. What is the value of n for the level to which the electron relaxed?
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