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What weight of solid glycine pk1=2.4, and pk2=9.6 and what volume of 1.0 M HCl are required to make 100ml of .3 M buffer ph 2.4? please descrribe each step you do in DETAIL so i can understand process and use correct units please
a mass of mercury occupies .750l. what volume would an equal mass of ethanol occupy if mercurys density is 13.546 gml
Given the reactant side of the total ionic equation for the neutralization reaction of ammonium hydroxide (NH4OH) with hydrochloric acid (HCl), write the total ionic equation
give an explanation for how calmagite works as an indicator for the titration of magnesium ion with edta. explain why
A mole of hydrogen gas was found to have an average De Broglie's wavelength of 1A (10^-10m), the approximate length of the H-H bond. What temperature is the gas kept at
what is the global pH change incurred after injection of the HCl? What would the pH change be if this same amount of 1.000 M HCl were put into a gallon of pure water?
1. half reactions what is the oxidation and reduction for the following formula3 mg n2 rarr mg3n22. if 90.0 ml of
Why adding distioled water to the vinegar sample prior to beginning the titration does not affect the result of your determination of the molarity
6 M H2SO4 is carelessly substituted for 6 M HCL. Will more or fewer drops of 6 M H2SO4 be required for the litmus to change color
Calculate the expectation value for the kinetic energy of the H atom with the electron in 2s orbital. Compare your result with total energy
Which reagent is the limiting reactant when 1.250 g Al(OH)3 and .750 g H2SO4 are allowed to react? How many moles and grams of Al2(SO4)3
why would the chemiluminescence be more pronounced than with the flask stoppered? Why is the chemiluminescence even more pronounced with the ferricyanide/hydrogen peroxide mixture?
aluminum may be formed by the passage of 60,714 C through an electrolytic cell that contains a molten aluminum salt.
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