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Instructions for antacid tablets may direct the user to take 2-3 tablets for reduction of stomach acid. Assuming that a particular individual's stomach contains 1 quart of 0.1 M HCl, and that an antacid tablet contains as its active ingredient 500 mg of calcium carbonate, what would the final pH of this individual's stomach contents be after taking 2 antacid tablets?
If 1.50 g of X reacts with 3.54 g of M to produce 4.22 g of a compound with the formula M4X3, and the atomic mass of M is 48.5 amu.
Anhydrite (CaSO4). Calculate the equivalent values for the bonds in anhydrite and comment on the differences between the two minerals.
The expansion of an IDEAL GAS in a vacuum. Is it an endothermic process
Determine the numbers of moles of iron that would be formed from 6.2 moles of CO (carbon monoxide) combining with excess of iron (III) oxide (Fe2O 3 )?
one mole of silicon si has a mass of 28.086 g and one mole of carbon has a mass of 12.011 g. what is the massof one
a turbine operates by the impact of a high velocity jet of steam against the turbine blades. The steam leaves the turbine at a lower velocity. For the turbine depicted, steam from a high pressure nozzle enters the air and strikes the blades of a t..
limiting Reactant Worksheet - What are the two steps in the Experimental Procedures that are incorporated to reduce the loss of the calcium oxalate precipitate. Identify the steps in the procedure and the reason for each step.
How many grams of NO(g) can be formed from 3.0 moles of NH3(g) if there is sufficient O2(g) to use all of the ammonia?
For the reaction CO(g) + H2O(g) CO2(g) + H2(g), Kp = 0.64 at 900 K. If the reaction is initiated with just H2(g) and CO2(g), each at a partial pressure of 0.540 atm, what is the partial pressure of CO(g) at equilibrium
How would the rate of disappearance of ethyl bromide change if the solution were diluted by adding an equal volume of pure ethyl alcohol to the solution? The reaction between ethyl bromide (C2H5Br) and hydroxide ion in ethyl alcohol
A 155 g sample of an unknown substance was heated from 25.0°C to 40.0°C. In the process, the substance absorbed 5696 J of energy. What is the specific heat of the substance?
Draw the structures of the E and Z stereoisomers of 1,4-diphenyl-2-butene-1,4-dione and label which is the cis and which is the trans
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