Which initial substance remained in excess
The reaction 2Al + 3MnO ----> Al2O3 + 3Mn proceeds till the limiting substance is consumed. A mixture of 220g Al and 400g MnO was heated to initiate the reaction. Which initial substance remained in excess and by how much?
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A 3500 kg statue is placed on top of a cylindrical concrete (Y = 2.3 x 1010N/m2) stand. The stand has a cross sectional area of 7.3 x 10-2m2 and a height of 1.8 m. By how much does the statue compress the stand?
Natural gas is primarily methane, CH4, and is used to heat homes. A typical home is approximately 2000 ft2 and the ceilings are 8 ft high. The following data may be helpful:
In a cookbook, a poultry thawing chart states that a 10-kg turkey takes 4 days to defrost in a refrigerator. Estimate how long it would take to defrost a 2-tonne Siberian mammoth from the same initial temperature in an industrial refrigeration hal
How much boiling water would you need in order to raise the bath to body temperature (about 37)? Assume that no heat is transferred to the surrounding environment.
Illustrate the changes in concentrations (x) using ICE scheme (initial, change, and equilibrium concentrations) for the reaction.
First use 2-month and then 3-month moving average method to forecast sales price. Using MAD approach, which average is better?
How long does it take a person at rest to breathe one mole of air if the person breathes 78.0 mL/s of air that is measured at 25 degrees Celcius and 755 mmHg?
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This study provides new insight into the complex relationship between cultural competence and ethical sensitivity among nurses in primary healthcare settings.
explore the association between cultural competence and ethical-deontological knowledge, attitudes, and practices among registered nurses working
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