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how many grams of AgNO3 can be produced by reacting completely 88.0g of Ag? (c)- state the number of grams of water that can be obtained by the reaction of 324g of Ag with 126g of HNO3
The ionization energy of hydrogen is reported to be 1.31x10^6 J mol^-1 of H. (1) compute the ionization energy for a single atom of hydrogen.
A 4.90?F capacitor that is initially uncharged is connected in series with a 8.00k? resistor, A long time after the circuit is completed (after many time constants) what is the voltage drop across the
Explain why your results (2) indicate that the electron behavior of atoms of elements with more than one electron is not well described by equation 1, if Bohr's picture of the atom is correct.
HCl has a dissociation energy of De = 7.41x10^-19 J and a harmonic vibrational frequency of 2900 cm-1. calculate the anharmonicity constant
Balance the following reactions. You may have to supplement the reaction with H+, H2O, or OH depending on the reaction conditions.
Given that the rotational constant of HF is 20.5cm-1, calculate the bond length of HF molecule
Four identical springs with k = 65.3kN/m support a car, Find the maximum weight for the car if the springs should be compressed no more than 3.9cm when the car is at rest
Based on the given ion concentration for water below,what is the alkalinity (in mg/L as CaCO3)Note :the ion concentration s in the table below are NOT given in mg/l as CaCO3.
Arranged on the floor are five concrete blocks, each 28.4kg and 0.265m tall. What is the minimum work required to stack all five vertically
Two tugboats pull a disabled supertanker. Each tug exerts a constant force of 1.40×106N , What is the total work done by the two tugboats on the supertanker
a bucket of mass 2 kg is whirled in vertical circle of radius 1.10m. at the lowest point of its motion the tension in the rope supporting the bucket 25 N, find the speed of the bucket
A uniform disk with a mass of 813g and a radius of 17cm is rotating on frictionless bearings with a rotational speed of 18Hz, what is the new rotational speed of the disk
A scaffold of mass 60 kg and length 6.5 m is supported in a horizontal position by a vertical cable at each end. What is the tension in the cable closer to the painter
A mol of photons was measured to have an energy of 350kJ/mol. What is the wavelength of this radiation
What is the DO concentration at saturation in water if the temperature is 10 degrees celcius and pressure is 1 atm/express your answer in mg/l of O2.(oxygen)
What is the approximate ?H in kJ for the following reaction as written: 2NH3(g) --> 3H2(g) + N2(g) Careful, what kind of bond does the nitrogen molecule make
The eight ball m = 0.5 kg is initially moving with a velocity v = 4.2i m/s. What is the magnitude of the velocity of the eight ball after the collision in m/s
Complete and Balance including physical states and solubility rules. MgCL2 (aq) + K3PO4 (aq)
A meter stick with a mass of 0.159kg is pivoted about one end so it can rotate without friction about a horizontal axis. Calculate the angular speed of the stick
A solid hydrate weighing 2.691g was heated to drive off the water. A solid anhydrous residue remained, which weighed 2.259g. If the anhydrous residue has a formula weight of 282, How much moles of w
A material is formed into a long rod with a square cross section 0.59 cm on each side. What is the resistivity of the material
A solid hydrate weighing 2.691g was heated to drive off the water. A solid anhydrous residue remained, which weighed 2.259g. Calculate the per cent water in the hydrate. If the anhydrous residue has
A variable force of the form F=3x2 + 2x + 5 N acts on a 2 kg object as it moves from x = 2 m to x = 3 m. How much work is done by this force
Which of the following statements for E2 reaction is/are correct? a) no rearrangement occurs b) the rate determining step is bimolecular c) the reaction is stepwise d) protic solvents are generally