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A mobile phone is comprised of 15.5% of copper, and nickel and silver comprise 2.5% . These three metals represent 83% of the potential toxicity that the components of the phone can exert on the environment. Describe how copper is toxic to the environment, and how this can affect the residents of an area (300 WORDS).
Calculate the amount of energy in the form of heat that is produced when a volume of 2.73 L of SO2(g) is converted to 2.73 L of SO3(g) according to this process at a constant pressure and temperature of 1.00 atm and 25.0 °C. Assume ideal gas behav..
Draw the skeletal structure of the product or mixture of products that result from the bromination of the given starting material with less than one equivalent of NBS in the presence of peroxides.
would the percent of KClO3 (sample 1:64.287% , sample 2:71.68%) be too large or too small if the system was not permitted to cool before the pressures were equalized
That of Al is higher than that of Mg for the reason that Mg wants to lose the second electron, so it is easier to take the second electron away.
Larger molecules of hydrocarbons are broken into two or more smaller hydrocarbon molecules by a process known as
A 14 mL sample of a solution of AlBr3 was diluted with water to 56 mL. A 25 mL sample of the dilute solution was found to contain 2.31 M Br-. What was the concentration of AlBr3 in the original undiluted solution
A 20.00 mL solution of nitric acid, HNO3, required 25.7 mL of 0.1313 M NaOH to reach a bromthymol blue end point. What is the concentration of the nitric acid solution
A solution of phosphoric acid was made by dissolving 10.0g H2PO4 in 10.0 mL of water. The resulting volume was 104 mL. Calculate density, mole fraction, molarity, and molality of the solution.
Identify two types of nuclear reactions in which the equation E = mc2 applies.
find the empirical formula for the ion mnxo-y using this experimental info the reaction below takes place in a 608 ml
divers often inflate heavy duty balloons attached to salvage items on the sea floor. if a balloon is filled to a volume
Calculate the energy and wavelength associated with an a particle that has fallen through a potential difference of 4.0 V.
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