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In June 2004, the Cassini-Huygens spacecraft began orbiting Saturn and transmitting images to Earth. The closest distance between Saturn and Earth is 746 million miles. What is the minimum amount of time it takes for the transmitted signals to travel from the spacecraft to Earth?
radio waves travel at the speed 3.00 108 msspeed of light. if saturn is 7.9 108 km from earth thendetermine how many
Determine the ionic strength. Assume that all the salts completely dissolve and dissociates into their respective ions
A liter and a half of water is boiling at 105.3C. Assuming standard pressure, how much mass KI must be in water
A boiler is used to heat steam at a brewery to be used in various applications such as heating water to brew the beer and sanitizing the brewing tanks
4500J of heat are absorbed by a calorimeter. The temperature of the calorimeter increases from 14c to 121c. Calculate the heat capacity of the calorimeter.
The following reaction has equilibrium constant (kc) of 13 at 1700 K. The initial concentration of HI is 1.17 x 10^-3 M, H2 is 3.25 x10^-4 M, and l2 is 3.25 x 10^-4 at 1700k. Calculate Qc and determine which direction the system will travel as it ..
Which of the following is a neutralization reaction?
Given the data below for the reaction, 2 A + 2 B + 4 C => D + E + 3 F, Experiment Initial conc of A, mol/L Initial conc of B, mol/L Initial conc of C, mol/L Initial rate, mol/L.s 1 0.1 0.2 0.4 2 x 10-3 2 0.2 0.2 0.4 2 x 10-3 3 0.3 0.4 0.4 4 x 10-3..
A certain sunstance, intially present at 0.0800 M, decomposes by zero-order kinetic with a rate constant of 2.50 x 10-2 mol/l s. Calculate the time (in seconds) required for the system to reach a concentration of 0.0630
Diamond and graphite are two crystalline forms of carbon. In which form are the bonds between the C atoms arranged at tetrahedral angles to each other? 1. diamond 2. Neither of these 3. graphite
calculate the heat of reaction for 2PbS +3O2 yields 2PbO +2SO2 given the following information. PbS= -93.3 kj/mol. PbO=-219.7. SO2=-296.6. O2 = 0. I got -846kj, is that correct
what is the longest wavelength of radiation that possesses the necessary energy to break a nitrogen bond.
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