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You have a 1.0cm3 sampleof lead and a 1.0cm3 sample of glass. You drop each in a separate beaker of water. How do the volumes of water that are displaced by the samples compare? Explain.
Explain why copper (II) and iodide are incompatible in acid media and compatible in ammonia media
Calculate the amount of heat (cal) necessary to convert 34g of ice at -3oC into liquid water at 25oC.
acetone ch32co. has a density 0.7857 gcm3.determine the mass of 28.56 ml of acetone and express your answer in grams?
The solid fuel in the booster stage of the space shuttle is a mixture of ammonium perchlorate and aluminum powder. On ignition, the reaction that takes place is 6 NH4ClO4(s) + 10 Al(s) ? 5 Al2O3(s) + 3 N2(g) + 6 HCl(g) + 9 H2O(g)
how many grams of glucose c6h12o6 must be dissolved in 563 gram of ethanol c2h5oh to prepare a 2.40 x 10-2 m
The haloform reaction is executed in this experiment to synthesize benzoic acid from a methyl ketone, acetophenone. Provide an explanation for the following steps in the procedure. a) Why is acetone added at the end of the reaction
an ideal gas is in a cylinder with a volume of 250.0 ml at a temperature of 25 ordmc and a pressure of 700 torr. the
Important information about Organic Oxygen Compounds, Can an ether molecule be made out of a methanol or ethanol molecule? Why or why not?
Compute the vapor pressure at 25 °C if it is given that the density of H 2 O=0.9971 g/mL , vapor pressure of H 2 O=23.76 torr, molar mass of sucrose, = 342.3 g/mol,
What is the solubility of ZnCO3 at 25 degrees C in a buffer solution with a pH value of 10.33
The product of this reaction, ozone, is a pollutant in the lower atmosphere. Ozone is an eye and lung irritant and also accelerates the weathering of rubber products. write Lewis strucktures of each of the reactants and products in the preceding r..
which salts are more effective for cold and hot packs kno3 nh4no3 mgso4 cacl2 mgcl2? which are most cost effective?
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