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A 10.6-g iron bullet with a speed of 5.00 102 m/s and a temperature of 20.0° C is stopped in a 0.400-kg block of wood, also at 20.0° C. (a) At first all of the bullet's kinetic energy goes into the internal energy of the bullet. Calculate the temperature increase of the bullet. ° C (b) After a short time the bullet and the block come to the same temperature T. Calculate T, assuming no heat is lost to the environment. ° C
When 50.0 grams of metal at 75.0 °C is added to 100. grams of water at 15.0 °C, the temperature of the water rises to 18.3 °C. Assume that no heat is lost to the surroundings.
What is the maximum number of moles of NH4V3O8 that can be prepared starting from 2.5 moles each of N2 and H2. Assume all other reactants are not limiting reagents.
If the same amount of sebacoyl chloride, 1,6-hexanediamine and sodium hydroxide were combined , but the solvent was used to afford a homogenous reaction mixture
If 750 grams of ammonia and 750 grams of oxygen gas were mixed, what maximum mass of nitrogen monoxide could be produced
Identify the types of intermolecular forces present in each of the following substances, and select the substance in each pair that has the higher boiling point.
0.10 m potassium chromate is slowly added to a solution containing 0.50 m agno3 and 0.50 m bano32. what is the ag
How many grams of NaF form when 0.580 mol of HF reacts with excess Na2SiO3?
A 25.00 mL sample of the weak acid, propionic acid, HPr, of unknown concentration was titrated with 0.104 M KOH. The equivalence point was reached when 35.31 mL of base had been added. The concentration of the original HPr is
how many grams of calcium carbonate are needed to produce 374 mL of carbon dioxide gas at STP?
prepare a schematic diagram of the work up procedure, including the column chromatography with acetylferrocene, diacetylferrocene, ferrocene
What are the [H3O+] and the pH of a benzoic acid- benzoate buffer that consists of .32 m C6H5COOH and .12 M C6H5COONa. (Ka= 6.3 x 10^-5)
with vapor pressures at room temperature of 88, 680, 155, respectively, in order of decreasing boiling points.
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