How does affect the specific heat of the metal sample
The polystyrene coffee cup calorimeter is very good insulator.However, it still absorbs a small amount of heat if the system is above room temperature.How does this affect the specific heat of the metal sample?
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Discuss checks and balances the president,congress, and the judiciary have on the bureaucrary which techniques are used most often and which are most effective and why?
A 115 mL sample of a 11.0 M ethylene glycol (rm C_2H_6O_2) solution is diluted to 1.40 L. What is the freezing point of the final solution? (Assume a density of 1.06 g/mL for the final solution.)
What is the magnitude of the change in momentum of the ball while in contact with the bat if the ball leaves with a velocity of (a) 18 m/s, vertically downward, and (b) 18 m/s, horizontally back toward the pitcher?
What are possible sources of error and their possible effect on the equilibrium constant value in determination of equilibrium constant experiment.
a compound is determine to contain 4.36g phosphorus and 5.64g oxygen and a molar mass of 284 g/mol. Determine the empirical and molecular formula of this compound.
A falling stone takes 0.28 s to travel past a window 2.2 m tall as shown in the figure on the right. From what height above the top of the window did the stone fall?
The first and second ionization constants of H2CO3 are 4.2×10-7 and 4.8×10-11. Calculate the concentrations of H+ ion, HCO3-, CO32- and undissociated H2CO3 in a 0.080 M H2CO3 solution.
New materials often lead to new technologies that change society. Describe how silicon-based semiconductors revolutionized computing.
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Which test(s) should be performed to determine whether the anemia is related to chronic disease or iron deficiency, and what would those results show?
This visit is required to customize treatment when needed and evaluate the presence of endocrine-related issues. I also consulted with a registered dietician
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