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Hydrochloric acid, HCl, is a strong acid that undergoes essentially complete dissociation in water according to the following reaction
HCI <-----> (H+) + (CL)-
What is the equilibrium pH of a solution created by adding 10-4 moles of HCl to one liter of water?
The molecular weight of the protein is 3.4e4 grams per mole. What is the molar concentration of the protein?
How many atoms of each element are present in one molecule of the following compounds?
Determine the molar mass of aspartame and How many moles of molecules are in 10.0g of aspartame?
The specific heat of iron metal is 0.450 J/g-K. How many J of heat are necessary to raise the temperature of a 1.05-kg block of iron from 25.0 Celcius to 88.5 Celcius
HBr is an acid. Please write a chemical equation showing how it is an acid according to the Arrhenius definition. The response has to be in the form of a balanced chemical equation with all phases included.
calculate the mass of one atom of helium atomic mass1.01 amu. calculate the wavelength of this atom if it is traveling
What is the name of the product and it's structural formula between 2-propanol and benzoic acid
When SiO2 is heated to melting, it reacts with solid carbon to form liquid silicon and carbon monoxide gas. in an industrial preparation of silicon, 155.8 Kg of SiO2 reacts with 78.3 Kg of carbon to produce 66.1 Kg of silicon.
The disinfectant hydrogen peroxide (H2O2) decomposes to form water and oxygen gas.How much O2 will result from the decomposition of 3.21 mol of hydrogen peroxide?Answer in units of mol.
How many milliliters of a 533 mL solution of 1.3 M K3PO4 must be used to make 316 mL of a solution that has 0.79 moles of K+?
A 2.983 gram sample containing an unknown amount of arsenic trichloride and the rest inerts was dissolved into a NaHCO3 and HCl aqueous solution. To this solution was added 1.910 grams of KI and 50.00 mL of a 0.00894 M KIO3 solution.
Determine the heat of formation of sulfuric acid, H2SO4 (l) from the following thermochemical equations: S8(s) + 8 O2(g)-->8SO2(g) H= -2374.6 kJ S8(s) + 12O2(g)-->8SO3(g) H=-3165.8 kJ H2O(l)+SO3(g)-->H2SO4(l) H=-132.3 kJ 2H2(g)+O2(g)-->2H2O(l) H=..
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