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Every antacid contains one or more ingredients capable of reacting with excess stomach acid (HCl). The neutralization products (among others) are CO2 and/or HO2. Write net ionic equations to reprsent the neutralizing action of the following antacids: (assume that the antacid starts out as a solid).
a) Tums (calcium carbonate)
b) Milk of magnesia (magnesium hydroxide)
c) Alka-Seltzer (sodium hydrogen carbonnate)
If an automobile is able to travel 224 mi on 10.0 gal of gasoline, what is the gas mileage in km/L
given the balanced equation representing a reacction: 2C2H6+7O2=4CO2+6H2O determine the total number of moles of oxygen that react completely with 8.0 moles of C2H6
A 14.5 gram sample of gas is found to have a volume of 2.8 liters at 275 K and 1.10 atm. What is the molar mass of this gas?
The boiling point of a solution containing 10.44 g of an unknown nonelectrolyte in 50.00 g of acetic acid is 159.2°C. What is the molar mass of the solute?
how many grams of H2 are needed to react with an excess of N2 and produce 6,867 grams of NH3? the molar mass H2 is 2.016g and the molar mass NH3 is 17.04g
What volume will carbon dioxide originally 30.0 mL at 27°C have at 77°C
Calculate the volume of dry CO2 produced at body temperature (37 degrees Celcius) and 0.970 atm when 24.5g of glucose is consumed in this reaction.
A 10 mL aliquot of a 10 M solution diluted to 250 mL A 25 mL aliquot of a 10 M solution diluted to 250 mL A 57 gram beaker that weighs 82 grams after NaCl is added transfers all of the NaCl into a 100 mL volumetric flask and dilutes it to the mark..
Gold sells for $1120/oz. One ounce is equal to 28.35g. The molar mass of gold is 196.97g/mol. 1 moldovian franc contains 0.567g of gold. If 1 franc = $1.42, how many atoms of gold are presents in 0.010 moldovian francs?
What is the emf for this cell when [Fe3+] = 0.50M, PH2 = 0.25 atm, [Fe2+] = 0.010M and the pH in both compartments is 4.00
According to the Bronsted-Lowry definition, which chemical in the following reaction is the acid? CO32- + H2O -> OH- + HCO3
(i) calculate the random match probability, RMP, for Katie (ii) based on the profile given and the attached inheritance.
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