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A piece of metal weighing 5.10 grams at a temperature of48.6oC was placed in a calorimeter into 20.00 mL ofwater at 22.1oC, and the final equilibrium temperature was found to be 29.2oC. What is the specific heat of the metal?
Construct the molecular diagram for the system of a delocalized 1,3,5,7-cyclooctatetraene. What does this predict about this system. Is there a more stable arrangement for the bonds
determine the molecular weight of the venusian atmosphere assuming that it consists of 95 co2 and 5 n2 by volume. what
A solution is made by adding 70.00grams of sodium acetate to 550.0mL of 0.60 mol/L solution of acetic acid. a.What is the pH of the
An unknown compound contains carbon, hydrogen, oxygen, and sulfur atoms. When a 10.00 mg sample of the unknown compound was combusted, it produced 16.27 mg of CO2, 5.55 mg of water, and 7.90 mg of SO2. What is the empirical formula of the unknown ..
A solution is prepared by adding 5.00 grams of an unkown compound to 217 g of cyclohexane (C6H12). This solution freezes at 4.5 degree C.
Recommend an explanation why the cyclic intermediate might have two important groups in a trans relationship that could factor the E-alkene.
a solution containing 29.85 mg of an unknown protein per 25.5 ml solution was found to have an osmotic pressure of 3.85
a reaction vessel that initially contains only cog and h2og comes to equilibrium according to the equation below.cog
What base is routinely used to clean up an acid spill. Why is it necessary to immediately clean the test tube which contains the silver mirror formed during the Tollen's Test
Draw a potential energy diagram that represents the three step mechanism for the reaction and label the reactants and products for the overall reaction. Assume the overall reaction is endothermic
If one were to perform carbon dating on living clams instead of getting a zero age ( they are in fact living) one would get an age of approximately 400 years old for these living clams.
The distance from the earth to the nearest stars is measured in light-years. Convert the distance 5.4 light-years to SI units m
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