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The heat of combustion of propane is 2220 kj/ mol. the specific heat of copper is 0.385 j/g *c. how many grams of propane must be burned to raise the temperature of a 10.0kg block of copper from 25.0 c to 65.0c, assuming that none of the heat is lost to the surrounding
Consider the titration of 25.0 mL of 0.0500 M HClO4 (perchloric acid, a strong acid) with 0.100 M KOH (a strong base). (a) Find the volume require o reach the equivalence point (complete the reaction). Find the pH after adding the following volume..
A 0.2758-g sample of a monoprotic acid neutralizes 74.0 mL of 0.07106 M KOH solution. Calculate the molar mass of the acid.
What is the limiting reactant when ammonium chloride is synthesized from 1.0 atm of hydrogen chloride gas and 1.5 atm of ammonia gas at a constant temperature and volume
The final temperature of the calorimeter is 29.5 deg C. What is the specific heat capacity of the unknown metal. The specific heat capacity of water is 4.184J g^-1 degC^-1. Write answer in decimal form to two decimal places.
Draw a mechanism for the reaction of lauryl alcohol with chlorosulfonic acid.
the decomposition of aqueous hydrogen peroxide to gaseous o2 and water is the first order reaction. if it takes 8.0 h
the lower state was the ground state and the upper state was the first excited state for the flame tests of each metal atom you observed,
Assume that each photon has sufficient energy to eject one electron. (Note currents are reported as positive values.)
state the order with respect to each reactant and the overall order of the reaction for the following rate
If the volume remains constant as the temperature is raised, the pressure exerted by the gas: A. Remains constant B. Steadily decreases C. First decreases and then increases D. First increases and then decreases
Compound u is an aldotertrose that can be oxidized to an optically active aldaric acid, compound v. Upon Wohl degradation, compound u is converted into D-glyceraldehyde.
calculate the distance (m) that a molecule of He would diffuse under the same conditions for the same period of time.
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