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For the structural stone marble, the specific heat is 0.858 J/g*degrees C. How much heat is absorbed by a 35 g sample of marble if its temperature is raised from 27 degrees C to 55 degrees C?
The rate law for the rearrangement of methylisocyanide (CH3NC) to acetontrile (CH3CN) at 800 K is:
What are the values of [SO42- ], [Pb2+ ], and [Sr2+ ] in a solution at equilibrium with both substances? the answer is not 5.*10^-4 or 7.94*10^-4 because mastering chem keeps marking me wrong for that. Can you work it out nicely.
the melting point of water is 0.000c at 1 atmosphere. if 11.64 grams of chromiumii acetate 170.1 gmol are dissolved in
When chlorine is added to acetylene, 1,1,2,2-tetrachlorothane is formed. How many liters of chlorine will be needed to mkae 75.0g of C2H2Cl4
A sample of pure NO2 is heated to 388C at which temperature it partially dissociates according to the equation.
Explain how molecular spectroscopy can be used for either the measurement or identification of a molecule.
Which of the following substances has the highest boiling point a. HF b. Ar c. CH2Cl2 d. C2H6
The Ksp for AgCl = 1.8x10^-10, @25 degrees Celsius. If the goal is to harvest silver ions from a film stop bath, and the plan is to get the silver ion concentration down to 18x10^-12 M, using NaCl, what concentration of Cl- ion, in M is required
Calculate the oxidation number of each element in the reactants and products. Identify the oxidizing agent and reducing agent based on the change in the oxidation number.
Please explain, in deatail, how you would go about experimentaly determining the mechanism of the following reaction
The gas plus vapor at its equilibrium partial pressure leaves the liquid at the same temperature and pressure. If 6.550 g of acetone has evaporated, what is the vapor pressure of acetone at 25 degrees Celsius?
If 545 mL of oxygen gas is collected at 21ºC and 754 mm Hg, what is its volume at STP?
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