Describe the concentration of a solution in the iodine
Describe the concentration of [I2] in a 50.0 mL solution that has been prepared by the mixing 1 g of KI with 0.1 gram of iodine? Value of K = 825 K= [I3-] /([I2]*[I-])
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Compute the 90%, 95% and 99% confidence intervals for ?. Compare these three intervals. How does increasing the confidence level affect the width of the confidence interval?
The heat of vaporization (lv) of ethyl alcohol is around 200 cal g. When 2 kg of this fluid were permitted to vaporize in a refrigerator, determine how many grams of ice would be made from 0 c water?
If 1×10-3 of Cytosine is submitted to the combustion analysis, determine the numbers of moles of CO2 would be produced and explain how many moles of H2O would be produced?
A block of wood having volume V floats in water with 0.60V submerged. In oil the block floats with 0.82V of its volume submerged. (i) Determine the density of the wood.
The two objects attract each other having a gravitational force of magnitude of 0.99 x 10-8 N when separated by 19.0 cm. When the net mass of the objects is 5.01 kg, determine the mass of each?
The colony of bacteria grows according to model below where A is estimated in grams and t is evaluated in days. Determine the initial amount of bacteria?
The two spherical balls are positioned so their centers are 3.58 m apart. The force among them is 2.73 x 10-8 N. When the mass of the smaller ball is 57.2 kg, determine the mass of the other ball? (G = 6.6720 x 10-11 N.m2/kg2)
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