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Specify the number of protons, neutrons, and electrons in the neutral atom iron-56. Enter your answers as integers separated by commas. The ion has _____ protons and _____ electrons
A solution of ammonia and water contains 2.70×1025 water molecules and 8.50×1024 ammonia molecules. How many total hydrogen atoms are in this solution
Include in your answer why notification is required and identify the relevant legislation and documentation governing the requirement. who should the notification be reported to and explain the cons
A solution contains 0.06054 M H3PO4 and 0.0386 M NaH2PO4. What volume of 0.05031 M NaOH is required to titrate 10.00 mL of this solution to the first end point
Calculate the total degrees of freedom over the entire process. Next, calculate the degrees of freedom around each unit operation. Label all calculations.
What net ionic equations for the precipitation reaction or reactions that occur. What are the spectator ions in the solution
Calculate the elasticity for the variables and briefly comment on whether they are elastic or inelastic - Price elasticity and advertising elasticity
Next calculate molar internal energy and molar heat capacity assuming vibrational energy levels are not significantly populated at 298 K and do not contribute to molar heat capacity and molar intern
a pottery wheel is rotating initially with an angular velocity of 4.0rad/s clockwise. find the direction of the angular acceleration of the wheel
A solid circular disk has a mass of 1.2 kg and a radius of 0.12 m. Each of three identical thin rods has a mass of 0.16 kg. Find the moment of inertia of the stool
Calculate the change in molar enthalpy and molar internal energy when carbon dioxide is heated from 15 degrees Celsius to 37 degrees Celsius
A cyclist, traveling at a constant speed, covers a distance of 6860 m in a time period of 34.5 minutes. Calculate the power the cyclist must provide in overcoming that force
Calculate the difference between the molar enthalpy and the molar internal energy of carbon dioxide regarded as an ideal gas at 298.15K and 754 mmHg
What is Kepler's First Law and in this experiment, there are eight pairs of photographs. In each pair, what things are the same in each? What things are different?
Compute the amount of work done by the gas if all three weights were removed simultaneously during an isothermal expansion
A golfer imparts a speed of 27.3m/s to a ball, and it travels the maximum possible distance before landing on the green. How much time does the ball spend in the air
assume two cans of differently coloured paint at the same temperature can be mixed together adiabatically. the second law of thermodynamics is simply not relevant to this situation
Calculate the effective radiation dosage (in Sieverts) for a 85-kg person who is exposed to 7.3 × 109 particles of alpha radiation. Assume that 85% of the radiation is absorbed,
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 partic
You have a 1200W microwave. When you put a cup of water in for 8 minutes only half evaporates. How efficient is your microwave
The equation for the line in the graph is y= .83x + 0.1226. I do not know if I use this equation or the beer's law
A solenoid of length 4.0 cm and diameter 0.93 cm is wound with 165 turns per cm. What is the induced emf in one of the windings
What masses of sodium chloride,magnesium chloride, sodium sulfate,calcium sulfate, calcium chloride, potassium chloride, and sodium bicarbonate are needed to produce 1 L of arificial seawater
Iron and Steam can react to produce solid Fe3O4 and hydrogen gas. This reaction is carried out using 25.0 g of iron and 48.2 g of steam. A)What is the maximum mass, in gram, of Fe3O4, that can be pr
A hammer taps on the end of a 4.00-m-long metal bar at room temperature. What is the speed of sound in this metal