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Problem: Hundreds of thousands, if not millions, of experiments on human body function have been done by very smart and careful scientists. Why is it useful for you to conduct more experiments during this unit rather than just read about the experiments that were already done? Please explain the complete solution of this problem.
A bottle contains 175 m: of insulin at a concentration of 20.0 mg/ml . What is the total mass of insulin in the bottle?
It takes a certain gas 1.98 times as long to diffuse as an equal volume of helium under the same conditions. what is the calculated molecular weight of the gas
How many milliliters of 0.280M Na2S2O3 solution are needed to titrate 2.396 g of I2 according to the equation below?I2+2SO3 2- ----> S4O6 2- + 2I-
What is the order of the reaction if it takes 10 minutes, 20 minutes, 30 minutes to reach 75% conversion?
The densities of ice and water at 0 C are 0.9168 and 0.9998 respectively. if delta h for the fusion process at atmospheric pressure is 0.625 what is delta u.
The initial concentration of a reactant in a first order reaction is 0.620 molar. What will be its concentration after 3 half-lives
give the quantitative species inventory for the result of the mixture of the following substances 2.00 mols cl2 1.00
At a constant pressure of 1.50 atm what is the enthalpy change delta H for a reaction where the internal eneergy change delta E is 58.0 kJ
A pure silver ring contains 2.80 x 10^22 silver atoms. How many silver atoms does it contain. Please show your steps and solutions.
calculate the number of moles of gaseous N2 contained in a sample of 300 ml of gas saturated with water vapour at 25 degree celcius and 95 kPa.
In an epitaxial deposition, under mass transfer limited conditions, is it more important to control the reactor temperature or the source gas composition.
Sulfuric acid reacts with sodium chloride to form aqueous sodium sulfate as well as hydrogen chloride gas. Explain how many mL of gas form at STP when 0.117 kg of sodium chloride reacts with excess sulfuric acid
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