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Define Hair is made up of the protein keratin, which is a polyamide that includes many alpha-amino acid residues. Hair is frequently responsible for clogged drains which can be unclogged by drain cleaners that contain lye (sodium hydroxide). Define how such drain cleaners remove hair.
The equilibrium membrane potential for the case of multiple ions will depend not only on the concentrations of the ions within and outside the cell, but also on the permeability of the cell membrane to each ion Pi. Consider a situation in which on..
1.i need to prepare a solution of 0.2 l 0.4 m then determine how many cm3 of a solution of h2so4 sulfuric acid 80.0
What is the thermochemical equation for when I dissolve 0.99g of NH4Cl into 30.00g of water? How would I go about solving this?
a student was asked to identify an unknown hydrate by following the procedure described in this module. after heating
What is the cell diagram for the spontaneous cell involving the Fe3+ | Fe2+ (0.771V) half cell and the Zn2+ | Zn (-0.763 V) half cell. a. What is the cell diagram. b. Write the net redox equation c. What is E°cell
What is the percent yield?
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
If 50 mL of the solution from part a is added to each of the beakers shown here(i through iv), in which beakers, if any, will a precipitate form? State water and mixture is allowed to come to equilibrium
When aluminum is placed in a concentrated hydrochloric acid, hydrogen gas is produced. 2Al (s) + 6HCl (aq) ------> 2AlCl3 (aq) + 3H2 (g) What Volume of H2 (g) is produced when 4.10 g of Al (s) reacts at STP
Use Coulomb's law to calculate the ionization energy in kJ/ mol of an atom composed of a proton and an electron separated by 278.00 pm . Part 2, What wavelength of light would have sufficient energy to ionize the atom
What volume (in milliliters) of 0.190 M NaOH should be added to a 0.135 L solution of 0.022 M glycine hydrochloride
A chemist has 80.0 kg of a mixture that is 10.0% potassium nitrate by mass. How much additional potassium nitrate must be added to produce a final mixture that has a potassium nitrate content of 25.0%?
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