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For analysis, a short peptide seven residues long is treated with FDNB, followed by complete acid hydrolysis and amino acid chromatography. What are the products of these steps. What kind of informa
A shell is fired from a gun with a muzzle velocity of 25 m/s, at an angle of 60° with the horizontal. How far from the gun does the other fragment land
Describe the use of light absorbing reagents in amino acid chromatography. What are these reagents used for? Name two reagents that are commonly used and describe how they react with amino acids.
A cart of mass M1 = 5.00 kg and initial speed = 4.00 m/s collides head on with a second cart of mass M2 = 3.00 kg at rest. find the speed of M2 after the collision
Yoy are presented with a coaxial cable of length L. The inner core has a uniform charge distrubution throughout its radius, Find the Electrostatic Potential in all radial regions
A beam of light is traveling in air and strikes a material. The angles of incidence and refraction are 58.8°, Obtain the speed of light in the material
A hoop and a disk, both of 0.46- m radius and 3.0- kg mass, are released from the top of an inclined plane 3.0 m high and 9.0 m long. What is the speed of the disk
The mass of the Earth is 5.98 ? 1024 kg, Locate the center of mass of the Earth-Moon system as measured from the center of the Earth
A 13.0-g wad of sticky clay is hurled horizontally at a 110-g wooden block initially at rest on a horizontal surface. The clay sticks to the block.what was the speed of the clay immediately before i
A car of mass m moving at a speed v1 collides and couples with the back of a truck of mass 3m moving initially in the same direction, What is the change in kinetic energy of the car-truck system in t
What mass of iron (III) chloride in g is present in 2.50 ml of this solution
The density of silver is 10.5g/cm3 what is the volume im cm 3 of an ingot of silver with mass 0.743 kg. If this sample of silver is a cube how long in each edge in cm
What is the importance of the pI (isoelectric point) of an amino acid, when considering ion exchange chromatography
A tennis player receives a shot with the ball (0.060 0 kg) traveling horizontally at 50.5 m/s and returns the shot with the ball traveling horizontally, What is the impulse delivered to the ball by
Describe a common buffer system and elution method in ion exchange chromatography. What are the salt ions in the elution buffer good for
If the initial concentration of HD(g) is 8.433 mol/L, calculate the % of HD(g) left over after the reaction reaches equilibrium according to the balanced equation. The value of Kc at -173.0 °C i
Two blocks of weights 77.0 and 114.0 N are connected by as massless string and slide down an inclined plane making an angle of 45.0 deg, find the magnitude of the heavier block's acceleration
The heat of vaporization of water is 40.66 kJ/mol. Assuming sweat is 100% water, how much heat is removed from your body through the evaporation of 1.86 g of sweat
can someone please show me how to draw 2-bromo-3,3-dimethyl-pentane according to Markovnikov's rule
A set of crash tests consists of running a test car moving at a speed of 11.8 m/s (26.4 mi/hr) into a solid wall. Calculate the size of the average force which acts on the dummy during that time
Calculate the average mass of a sphere in this sample. How does the average mass for a sphere in this sample compare with the average mass of the sample that consisted just of the blue spheres? How
What is the strongest base that may exist in water? What happens to stronger bases? (Use methoxide, CH3O1-, as an example.)
A person is 1.4 m tall, and is standing at 2.0 m in front of a plane mirror. What is the minimum length of the mirror if the person is now 3.5 m from the mirror
Phenol is a common organic compound that may be used as a disinfectant. Its pKa in water is 10.0 while in methanol its pKa = 14.4. Is it a stronger acid in water or methanol? Explain the difference
A single loop of wire of radius 3 cm carries a current of 2.9 A. What is the magnitude of B on the axis of the loop at the following the center of the loop