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The freezing point of mercury is -38.8C. What quantity of energy, in joules, is released to the surroundings if 1.00 mL of mercury is cooled from 23.0C to -38.8C and the frozen to a solid?
a buffer is created by mixing 26 mL of 3.3M sodium formate and 16 mL of 3 M formic acid. What is the capacity of the buffer if 0.2 M NaOH is added?
If another sample of the same compound is decomposed and found to contain 8.46 g of oxygen, how many g of carbon must it contain?
The following solutions were mixed together: 50.0mL of a 0.761M FeSO4 and 20.0mL of a 1.05M K2Cr2O7 (in dilute sulfuric acid). What is the molar concentration of Cr+3 ions in the resulting solution
An Ideal Gas: What makes it so? Molar mass defined A Unified Gas Law: Application to problem solving What about non-ideal (or real) gases?
The question is do you need to convert volts into something else when using it in the equation of (planks constant x speed of light / volts) or can I leave in volts? or should I convert volts to lambda?
Einstein reasoned that the absorbed photon must have the minimum energy required to dislodge an electron from the metal surface. This energy is called the work function () of that metal.
When acetylene gas, C2H2, burns, how many liters of O2 at STP are used for every 9.31 mol of acetylene burned
at room temperature 20 milk turns sour in about 65 hours. in a refrigerator at 3 milk can be stored three times as long
When aluminum metal is dipped in an aqueous solution of hydrochloric acid, hydrogen gas is produced with the formation of an aluminum chloride solution. Write the balanced chemical equation showing the phase of reactants and products.
Consider an ordinary 8 fluid oz. glass of water (H2O). Suppose, hypothetically, that all of the water molecules in the glass could be marked.
what is tert-butyl capxylate? how 'bout its molecular structure?
When white phosphorous (P4) is heated above 1100 K, the following equilibrium is observed in the gas phase P4 ? 2P2 b. The equilibrium constant has been measured as a function of temperature for this reaction
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