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Carbon-14 has a half-life of 5730 years. In a plant fossil, you find that the \rm ^14C has decayed to 1/32.0 of the original amount. How long ago was this plant alive?
The chiral carboxylic acid A (C5H6O2) reacts with 1 mol of hydrogen gas on catalytic hydrogenation. The product is an achiral carboxylic acid B (C5H8O2). What are the structures of Compounds A and B?
Are these mass or mole percents? About how many pounds and pound-moles of each element is carried around in a 155 pound person
Determine the temperature (in degrees Celsius) above which the reaction is non-spontaneous under standard conditions.
If 1700 cal of heat is added to a system while the system does work equivalent to 3000 cal by expanding against the surrounding atmosphere, the value of E for the process is
Which of the following is not true regarding social development?
A buffer solution is prepared by adding 0.125 mol of ammonium chloride to 500 mL of 0.500 M solution of ammonium. What is the pH of the buffer
Suppose you take a trip to a distant universe and find that the periodic table there is derived from an arrangement of quantum numbers different from the one on Earth
Does your result agree with the measured overall rate law expression? If not, under what conditions would agreement be observed?
what is the value of k using the equation delta Grxn=-RTlnk? (Assume -R is equal to -8.314 and T is 298K)
identify the type of reaction..Barium chloride + sulfuric acid ---> Barium sulfate (s) + hyrdochloric acid
If you have a white powder that could be either Epsom salt or table salt, how could you decide which one it is
When 0.097 moles of Magnesium hydroxide (Mg(OH)2) is dissolved in water, how many moles of ions are released into the solution ?
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