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What is the name of the enzyme that is enables us to use single-stranded RNA as our "template" for Real-time PCR?
A pound of coffee beans yields 53 cups of coffee (4 cups = 1 ). How many milliliters of coffee can be obtained from 1 of coffee beans?
Niobium (Nb) has a BCC cubic crystal structure, and an atomic radius of 0.144 nm. a) Calculate the edge length (d) of a niobium unit cell:
A 224mL sample of an aqueous solution contains 2.80% MgCl2 by mass. Exactly one-half of the magnesium ions are Mg?28, a beta emitter with a half-life of 21 hours
Draw the hydrogen on the chiral center. Make sure you indicate the chiral center through stereo wedges , and that there are no other bonds between the two bonds drawn with the stereo wedges.
The flask was then shaken until the solution was uniform. A 60.0-\rm mL sample of this glucose solution was diluted to 0.500 \rm L. How many grams of glucose are in 100 mL of the final solution
nbspenergy is classified as potential or kinetic. potential energy is energy that is stored in an object a rubber band
what is the percent yield of a reaction in which 228 g phosphorus trichloride reacts with excess water to form aqueous
Calculate the enthalpy change for the reaction, assuming that the solvation enthalpies of the sugars are negligible. Draw an energy profile for the overall process.
More gas is then added to the container until it reaches a final volume of 13.9 L. Assuming the pressure and temperature of the gas remain constant, calculate the number of moles of gas added to the container.
How much heat energy is required to raise the temperature of 0.365kg of copper from 23.0C to 60.0C. The specific heat of copper is0.0920 cal/(gC).
PROBLEM 1. How many kilograms of methane (CH4) are in perfectly insulated piston with the following properties: Volume = 2 cubic meters. Pressure = 3 bar absolute. Temperature = 50 Celcius? The ideal gas law constant R = 0.00008314 cubic meters.bar/K..
Calculate the change in energy for a system that absorbs 867.0 kJ of heat from its surroundings and does 269.0kJ of work on its surroundings.
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