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A pipet is calibrated to deliver 10.00ml of water. Could you presume that the same volume would be delivered for each reagent below? Explain indicating if the volume would be larger or smaller than water.
a. Concentrated H2SO4
b. Acetone
c. Mercury
Believe density as it related to the amount of solution left in the tip, meniscus shape and evaporation
If you had excess aluminum, how many moles of aluminum chloride could be produced from 28.0 grams of chlorine gas
Calculate the volume in mL of a 1.350 M HCI solution required to titrate the following solution.
How many grams of chromium would be electroplated by passing a constant current of 5.2 amperes through a solution containing chromium(III) sulfate for 45.0 minutes.
how many moles of sodium hypobromite nabro should be added to 1.00l of 0.050m hypobromous acid hbro to form a buffer
Carbon-14 has a half-life of 5730 years. A sample of carbon with a mass of 0.120 g has an activity of 40 decays/hr. The initial specific activity is assumed to have been 900 decays/hr/gram. How old is the sample
the henry law constant kh for o2 in water is 5.6610-5g l-1 torr-1 at 20 degrees c. calulate the concentration of
How many grams of methane must be combusted to heat 1.15 of water from 26.0 to 87.0, assuming as a product and 100% efficiency in heat transfer?
How much heat is required to raise the temperature of 42.5 g of water from its melting point to its boiling point?Express your answer numerically in kilojoules.
How many hours are required in order to reduce 325 mL of a 0.481 M solution of CuCl2 to 0.226 M in Cu2+ using a 0.978 A current
The Ksp for Zn(OH)2 is 5.0 x 10-17. Determine the solubility of Zn(OH)2 in a solution with pH of 11.50.
a surface for which static coefficient of friction is 0.62. The ropes are massless. What is the Maximum mass of block A for which the system is in equilibrium?
the extinction coefficient of a substance is 2.5 x 104l cm-1mol-1. you need to prepare a standard curve of this
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