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• How does the magnitude of Ka (or pKa) affect the equivalence point volume and why? Briefly explain your reasoning.• How does the magnitude of Ka (or pKa) affect the equivalence point pH and why? Briefly explain your reasoning.
What is the chemical symbol for this element? Use stoichiometry to create an equation that allows you to solve for the molecular weight of X.
a 100.0 solution containing aqueous hcl and hbr was titrated with 0.1300 m naoh. the volume of base required to
Explain what is 10.11 grams of calcium carbonate decomposes by heat to8.51 grams of calcium oxide as well as carbon dioxide gas, explain what mass of ammonia reacted and what would the balanced chemical equation be written like
which element has the greatest density at STP? and why?
Chemistry: Reaction between Sodium Bicarbonate and Citric Acid, Question: The fizz produced when an Alka Seltzer© tablet is dissolved in water is due to the reaction between sodium bicarbonate and citric acid, according to the following equation:
how much energy is required to warm 100g of H2O from 20 degrees celcius to 80 degrees celcius if it is initially in a 140g glass flask? the specific heat of water is 4.18 J/g degree celcius.
Isopropyl alcohol is mixed with water to produce a 31.0% (v/v) alcohol solution. How many milliliters of each component are present
What reagent could be used to reduce both the nitro and ketone functional groups in a single reaction?
a solution of cyclohexane and an unknown solute freezes at 3.3c and 1atm of pressure. calculate the freezing point depresson of the solution
How many grams of NaOH must be dissolved in 250. mL of solution to produce a 2.00 molar solution of the base, A) 0.500 B) 80.0 g C) 20.0 g
An incinerator operator receives the subsequent shipments of waste for incineration. Explain what volume of methanol (CH3OH) must be operator mix to achieve 30% by mass of chlorine in the feed? Presume the density of methanol is 0.7913 g/ml
The Ka for HF is 3.5 × 10-4. What would you expect the percent ionization to be for the same concentration of hydrochloric acid (HCl)? Explain.
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