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Two iron bolts of equal mass----one at 100.C, the other at 55 C----are placed in an insulated container. Assuming the heat capacity of the container is negligible, Define the final temperature inside the container (c of iron= 0.450J/gK)
Draw two pictures. One of a graduated cylinder filled with liquid in which it is possible to read its volume as 10.oo ml and one of a second graduated cylinder filled with liquid
Draw the monobromination product that would be obtained from the radical bromination of methylcyclohexane? which product would obtained in greatest yield?
A weak base B forms the salt BHCl, composed of the ions BH+ and Cl-. A 0.49 M solution of the salt has a pH of 4.54. What is the value of Kb for the base B
consider the following reactions and the associated rate laws. Which reaction represents an elementary step
Identifying An Unknown Liquid And Precipitate. A high-boiling bp = 202 - 204 degrees C, burns with a yellow, sooty flame. Sodium fusion indicates that halogens, nitrogen and sulfur are not present. It is not soluble in water, dilute sodium bicarbo..
Draw a separation scheme for isopentyl acetate from its reactants (isopentyl alcohol, glacial acetic acid, and concentrated sulfuric acid)
What mass of ice can be melted with the same quantity of heat as required to raise the temperature of 4.00 by 55.0?
Propane (C3H8) is widely used in liquid form as a fuel for barbecue grills and camp stoves. For 61.9 g of propane, determine the following. (a) Calculate the moles of compound. (b) Calculate the grams of carbon.
Write a net ionic equation, including states for teh reaction of Cobalt (II) Chloride and Silver Nitrate 2. Circle the species in which nitrogen has the highest oxidation number
compare the rates of effusion for oxygen molecules as compared to hydroge molecules. which will effuse faster and by
At what temperature will the bottom of a column of mercury of height 30.0 feet be expected to freeze? Use the data given below for mercury:
a solution is prepared by dissolving 23.7g of CaCl2 in 375g of water. The density of the resulting solution is 1.05g/mL.
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