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Determine the net force necessary to give an object with a mass of 3.0 kg an acceleration of 5.0 m/s2.A force of 2.1 N is exerted on a 7.0 g rifle bullet. What is the bullet's acceleration?
An analyst is to determine the molarity of a NaOH solution. Three aliquots of standard KHP are weighed out: 0.3174 g, 0.4949 g, and 0.3869 g. These three aliquots were titrated using a NaOH solution and required 15.34 mL, 24.23 mL, and 18.59 mL, resp..
In one experiment, when 112 grams of calcium oxide was mixed with 224 grams of ammonium chloride, 16.3 grams of ammonia was produced. What is the percent yield of ammonia in the experiment
Describe how chemical labeling and crystal structures can be used to determine residues important
Impure benzoic acid was dissolved in hot water. the container of solution was placed in ice-water bath instead of being allowed to cool slowly.
Determine the average atomic mass of helium, which has two isotopes having atomic masses 4.0026 amu and 3.0160 amu.The relative abundance of the two isotopes is 99.9999 percent and 0.0001 percent, respectively.
Two liquids, and , have vapor pressures at a given temperature of 24 and 36 , respectively. We prepare solutions of and at a given temperature and measure the total pressures above the solutions. We obtain the following data
When a 2.00 L flask containing 1.50 atm of gas A is joined with a 2.50 L flask containing 0.350 atm of gas B, and the stopcock between the flasks is opened, and the gases are allowed to mix thoroughly, the following reaction proceeds at constant t..
What is the ground state electron configuration for the boron atom? What term symbols can arise from this electron configuration?
Calculate the maximum volume in mL of .15 M HCL that each of the following antacid formulations would be expected to neutralize
Which metal ions were definiately present, which were definately absent, and which may or may not have been present in the original mixture
Obtain from a reference work the solubility of silver acetate at 20 degree C. Usually this will be reported in units of grams per 100 mL of water
Fuel engineers use the extent of the change (K) from carbon monoxide and water vapor into carbon dioxide and hydrogen to regulate the proportions of synthetic fuel mixtures
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