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Identify the reaction as precipitation, acid-base, oxidation-reduction and/or gas forming. What is the concentration of the unknown solution
Problem- Earth's oceans have an average depth of 3800 m, a total area of 3.63*10^8 km^2, and an average concentration of dissolved gold of 5.8*10^?9 g/L. if a recent price of gold was $ 319.00/troy oz, what is the value of gold in the oceans. (1 t..
When a mixture of PH3, P2, H2 comes to equilibrium at 873 K according to the reaction 2PH3 (g)= P2(g) +3H2(g) Kp=398 at 873K
What is the formula of the compound formed between the ions Fe3+ and NO3-. What ions make up the ionic compound CoSO4
In the Olympics and other major athletic competitions, a GC-MS is used to screen athletes for their use of banned substances such as steroids.
The following graph shows two different reaction pathways for the same overall reaction at the same temperature. Which pathway is slower? Why? How can there be two different reaction pathways for the same reaction at the same temperature? Discuss.
The pressure on 200 ml of oxygen gas changes from 380 mm hg to 760 mm hg. The temperature does not change. What is the new volume of the oxygen gas?
List all of the intermolecular forces in each of the following substances: CH3NH2, CO2, SO2, NO2
calculate the freezing point and boiling point of an aqueous solution that is .040 molality in na3po4. assume that the
Calculate the amount of energy released by the freezing of 13.3 g of a liquid substance, given that the substance has a molar mass of 82.9 g/mol and a molar heat of fusion of 4.60 kj/mol.
My organic chemistry lab. How do you extract vanillin from the vanilla bean. Can you use diethyl ether and heat the substance and then use vacuum filtration and heat to get rid of the ether and leave just the vanillin?
Give the formula of the conjugate base of the following Bronsted-Lowry acids. Explain your reasoning. Consider the substances GeH4, and SnH4
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