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An artificial satellite is in a circular orbit around a planet of radius r = 4.45 × 103 km at a distance d = 600.0 km from the planet's surface. The period of revolution of the satellite around the planet is T = 2.65 hours. What is the average density of the planet?
determine the maximum number of coordination sites that the ligand can occupy on a single metal ion.
Calculate the amount of energy in kilojoules needed to change 117 of water ice at 10 to steam at 125 . The following constants may be useful.
In order to separate 261 mg of the sample with similar separation of the components, what size column, diameter and length, should be used? And what volume flow rate should be used?
Compute the pH of the solution that results while 60mL of 0.100 M NH3 is mixed with 40mL of 0.200 M NH4Cl.
How high must a waterfall be for the water to change temperature by 0.1K during its fall (assuming no evaporation)
Automobile airbags contain solid sodium azide, NaN3, that reacts to produce nitrogen gas when heated, thus inflating the bag. 2NaN3(s) ------> 2Na(s) + 3N2(g) Calculate the value of w (work) for the following system if 14.7 g of NaN3 reacts comple..
A volume of 40.0 of a 0.220 solution is titrated with 0.600 . Calculate the volume of required to reach the equivalence point.
what is the relative probability (pB/pA) that the protein wil be in state B vs state A?
crystalline solids are well-ordered arrays of atoms or molecules. crystalline solids may be metallic solids molecular
a student has a solution containing a mixture of metal cations cu2 cr2 and fe3 each a solution with no3- anion. adding
What type of glassware would you use to measure the volume of a .002035 M sodium nitrate
What mass of NaH2PO4 must be added to 1.20 L of 0.20 M Na2HPO4 to make a buffer solution whose pH=6.90? pKa2(H3PO4)=7.21.
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