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The balance used to measure the mass of the metal reads low (for example, it reads 19.4 g instead of an actual 19.7 g). How will this error, due to miscalculation of the balance, affect the reported specific heat value for the metal? Explain.
We had this experiment where we took 4-bromo-N-ethanoylbenzeneamine and we refluxed it with HCl to achieve hydrolysis. We then added enough NaOH to render the solution pH 8. We then distilled the mixture in steam to yield 4-bromoaniline. Why was t..
Dry the hydrate as instructed in the lab procedure, noting down it's mass until it appears to no longer decrease (no more water bound in the sample).
Describe the fictional portrayals of the courtroom, including the trial process, the roles of the prosecution and defense, the roles of the courtroom participants (expand your response from the Week Five CheckPoint), and the handling or implementa..
Twice that amount of light is able to pass through the same thickness of lime jello prepared on Tuesday. What is the relative concentration of the food dye that give rise to the green color in Monday's dessert compared to Tuesday's dessert?
what is the concentration of a household ammonia cleaning solution if 49.90 ml of .5900M HCL is required to neutralize 25.00 ml of the solution?
One of the more common agents for standardizing solutions of potassium hydroxide (KOH) is potassium acid phtalate (KHC8H4O4), or, more accurately, potassium hydrogen phthalate.
the structure Y---X---Y (2 lone pairs around X) could be abbreviated as XY2Z2. Classify these structures according to their shape.
How many grams of caffeine (C8H10N4O2) are present in one cup of coffee that contains 8.98 × 1021 caffeine molecules?
A 3.00 g sample of a salt dissolves in 9.10 g of water to give a saturated solution at 25°C. What is the solubility (in g salt/100 g of H2O) of the salt?
100.0 g of nickel at 150 °C was placed in 1.00 L of water at 25.0 °C. The final temperature of the nickel-water mixture was 26.3 °C.
A patient needs to take 375 of ibuprofen twice daily. The pills in the bottle are each 250. . How many pills does the patient need to take each time she wants the 375 dosage? Assume that these pills are scored and can be cut in half if necessary.
An intravenous replacement solution contains 4.0mEq/L of Ca2+ ions. How many grams Ca2+ are in 3.0L solution
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