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If the plasmid DNA is 5200bps define what is the concentration of 37 ng/uL of the plasmid expressed in nM, uM, or mM?
In one trial of the standardization of a Na2S2O3 solution, a 10.00 mL volume of 5.00×10-3 M KIO3 is pipetted into a 250 mL Erlenmeyer flask. The solution is titrated to the endpoint with 15.96 mL of the Na2S2O3 solution. What is the molar concentr..
one mole of an ideal gas at 298k first doubles its volume during isothermal expansion and then returns to its original
the value of delta h for the reaction h2 g plus br2 g yields 2hbr g is -72 kj. how many kj of heat are releasedwhen 1.0
The standard enthalpy of formation of NH3 is -46 kj/mol. Use this and values for the N(triple bond)N and H-H bond energies to estimate the N-H bond energy
Determine the geometry or shape of a MgH2 molecule. Check those statements which are correct. Help: VSEPR Choose at least one answer. a. There are 4 valence electrons. b. There are 8 valence electrons.
Assume that a particular reaction evolves 224kj of heat and that 24kj of work is gained by the system. what are values of delta E and delta H for the system
A balloon vendor at a street fair is using a tank of helium to fill her balloons. The tank has a volume of 102 L and a pressure of 131 atm at 23 celsius
the use of phenols such as tert-butylcatechol as free-radical scavengers is based on the fact that phenolic hydrogens
A voltaic cell consists of an Mn/Mn2+ half-cell and a Pb/Pb2+ half-cell. Calculate [Pb2+] when [Mn2+] is 2.7 M and Ecell = 0.37 V.
1 what is the molarity of a kfaq solution containing 116g of kf in 1.00 l of solution?2 what is the molarity of an
How many grams of 97% pure NaOH pellets do you need to make 1.000 liter of 1.5 NaOH
How do the shapes of molecules determine their physical and chemical properties? Provide at least two examples
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