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Carbon monoxide is a poisonous gas produced by incomplete combustion of hydrocarbons. A sample of carbon monoxide occupies 13.6 L at a pressure of 149.7 kPa. If the temperature is kept constant and the pressure is increased to 280.7 kPa, what is the volume occupied by the sample?
A buffer is prepared by dissolving HONH2 and HONH3NO3 in some water. Write equations to show how this buffer neutralizes added H+ and OH
Create a procedure you can use to prepare a series of solutions to determine the molar absorptivity of your food dye
if 646 mL of gas at 280 K Is heated to 297 K, what will the new volume be? using charles's law
Determine the freezing point and calculate the final temperature if initially this iron nail was at temperature of 28 degree Celsius?
Consider the following balanced thermochemical equation for the decomposition of the mineral magnesite: MgCO3(s) => MgO(s) + CO2(g) ?Hrxn = 117.3 kJ What is ?H in kJ when 41.56 g of CO2 reacts with excess MgO
What mass of helium was placed in balloon. What altitude does the balloon reach
A solution is found to be 4.33% Ethanol by mass CH3CH2OH. How many grams of ethanol are in 1 liter of this solution. What is the molarity of this solution
The very dense metal iridium has a face-centered cubic unit cell and a density of 22.56 g/cm3. Use this information to calculate the radius of an atom of the element.
what is the volume of 235 ml of a sample of gas at 53.0degc and 740. mm hg if the conditions are adjusted to stp?
a chemistry student has made some stock 0.2 moll potassium permanganate solution. he wants to make 800 ml of 0.04 moll
Draw the structure of the major product(s) formed when 1-hexyne is subjected to ozonolysis, followed by hydrolysis.
Problem- The components listed on the label of a typical box of salt are sodium chloride, sodium silicoaluminate, sodium Thiosulfate, and potassium iodide. On the basis of its ingredients, would you conclude that table salt is a substance or mixtu..
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