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Gaseous methane (CH4) will react with gaseous oxygen(O2) to produce gaseous carbon dioxide (CO2) and gaseous water (H2O). Suppose 0.48g of methane is mixed with 1.31g of oxygen. Calculate the maximum mass of carbon dioxide that could be produced by the chemical reaction.
Question- A galvanic cell is prepared with a Cu electrode in a test tube containing 1.34 M Cu(NO3)2 and a Cu electrode in a test tube containing 0.0102 M Cu(NO3)2. Calculate the predicted E for the cell
Given an aqueous solution that is 20% NH4Cl, calculate the molality. Use the molar mass of NH4Cl to help determine the answer.
What is the volume of 135 mL of oxygen gas at 113°C and 870. mm Hg if the conditions are adjusted to STP? Assume the amount of gas is held constant.
what antibiotic woiuld you put in an agar plate to ensure that the cells of a bacterial colony contain the plasmid withou an insert? c) which phenotype will indicate the presence of plasmids that contain human DNA fragments?
A sample of gold weighs 1.2 oz. The sample is pounded into a thin rectangular sheet with an area of 400. sq. ft. The density of gold is 19.3 grams per cm3. What is the thickness of the foil in centimeters
A 3.575g sample of a monoprotic acid was dissolved in water. it took 22.67ml of a .1453 M NaOH solution to neutralize the acid. what is the molar mass of the acid
If you eat a 48 g serving rice every fourth day and you weigh 75 kg, what is your dose of inorganic arsenic (in µg per kg body weight per day) if the rice contains 386 µg kg-1of total arsenic, 45% of which is inorganic arsenic.
The epidemiology of the spread of disease through bodily fluids can easily be demonstrated using small cups of water given to several people, one of whose contains the base sodium hydroxide (NaOH) which appears no different than water itself. To simu..
What is the reaction mechanism (detailed with arrows) for trans-cinnamaldehyde when reacted with benzyltriphenylphosphonium chloride?
Show that you can selectively precipitate ONLY AgBr at a concentration of Ag of 5.5x10^-10 M in a solution that contains both Br- and CI- at a concentration of 0.02M.
"Besides the traditional colorimetric acid/base indicators, there is another class that doesn't use color, the olfactory acid-base indicators! These compounds smell or don't smell based on their pH
How many stereoisomers of 3,4-dichlorohexane exist? and what are they? .... what is the formula?
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