What was the percent yield
A 10.0-g sample magnesium reacted with excess hydrochloric acid to form magnesium chloride .When the reaction was complete,30.80 grams of magnesium chloride were recovered. What was the percent yield?
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Use regression analysis to investigate the relationship between the number of fatal accidents and the percentage of drivers under the age of 21. Discuss your findings.
Assume the heat was completely absorbed by the water and no heat was absorbed by the reaction container or the calorimeter or lost to the surroundings. Calculate the heat released in the reaction. The specific heat of water is 4.184 J/g·&de
A mixture of CH4 and H2O is passed over a nickel catalyst at 1000 K. The emerging gas is collected in a 5.00 L flask and is found to contain 8.62 g of CO, 2.60 g of H2, 43.0 g of CH4, and 48.4 g of H2O. Assuming that equilibrium has been reached,
If you prepare a 1.00 m solution of NH4ClO4 beginning with water at 26.0C, what is the final temperature of the solution in C?
The measured volumetric flow rate of ethane at 10.0 atm absolute and 35 oC is 1.00 × 103 L/h. Using an estimated value of the virial equation of state truncated after the second term, calculate
Derive the internal pressure for a DIeterici gas. Justify physically, the form of the expression obtained (e.g.; what are the limits as p approaches zero, as molar volume approaches infinity; and what is the significance of the Diaterici paramete
Ammonia will react with oxygen in the presence of a copper catalyst to form nitrogen and water. From 164.5°C to 179.0°C, the rate constant increases by a factor of 4.27. What is the activation energy of this oxidation reaction?
Prove, from the first principles and basic material balance considerations, that the chemical potentials of two phases at equilibrium are equal.
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but I would like to discuss to what extent employers should/should not influence or curb political participation in their workplaces.
Suppose you are the head of an island nation with a poor, growing population and the natural resources of the island are being degraded.
Question: What was the economic and political impact, if any protect the health and welfare to citizens ?
Problem: Article 3 of the Texas Constitution sets up the Texas Legislature. It also does which of the following?
Summarize how the ERA can be ratified and explain why this is the most likely way. You will draw on instances that are important to you
Which amendment to the U.S. Constitution is often called the "States' Rights Amendment" and is commonly used by states to challenge
Mechanisms of State-Led Development:** - **Industrial Policy:** Both countries used targeted industrial policies to support specific sectors, such as electroni