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In the above system, if lead nitrate is added to sodium chromate, what concentration of lead nitrate is required to begin formation of a precipitate? CHOOH(aq) + H2O(l) CHOO-(aq) + H3O+(aq)
Assuming electrons with quantum numbers (n,l,mt,ms), how does an electron with the quantum numbers (2,1,1+1/2) differ from an electron with quantum numbers (2,1,-1,+1/2)?
Cesium has the smallest ionization energy of all the elements (376 kJ/mol), and chlorine has the most negative electron affinity (-349 kJ/mol).
How much will the reaction speed increase if the concentration of NO is increased from exactly 0.35 moles/liter to exactly 1.51 moles/liter while the concentration of oxygen
How many grams of commercial acetic acid (97% by mass) must be allowed to react with an excess of to produce 83 of acetyl chloride , if the reaction has a 81.2 yield?
The heat capacity for liquid water is 4.18 j/g . C, and the heat of vaporization is 40.7 kJ/mol. How many joules of heat must be provided to convert on gram of liquid water at 67 degrees C into one gram of steam at 100 degrees C?
A car travels at 58.0 miles per hour and gets 10.0 kilometers per liter of gasoline. How many gallons of gasoline are needed for a 1.00 hour trip.
If (initially) 0.22 mol of Br2 and 0.22 mol Cl2 are introduced into a 1.0 L container at 400. K, what will be the equilibrium concentration of BrCl? Assume the initial product concentration is zero.
How long would it take for 1.50 mol of water at 100.0 0C to be converted completely into steam if heat were added at a constant rate of 19.0 J/s?
An organic compound has molecular formula c6h12o2, Its IR spectrum shows a strong carbonyl absorption b and near 1740 cm -1. Its 1 H-NMR spectrum
How many moles of ions are in 1.60 mol of K2SO4?
Draw the best Lewis structure of CO32-. In this compound, the C atom is attached to three O atoms, and there are no O-O bonds
How much heat is required to convert 47 g of ethanol at 36 degrees Celsius to vapor phase at 78 degrees Celsius?
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