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If we used 0.65g for mass of NiCl2 * 6H2O instead of 0.58g, would the mass of the product change?
What is the formal charge on the singly bonded oxygens in the Lewis Structure for the carbonate ion
Define the enthalpy of vaporization for water is 40.65 kJmol21. As a design engineer for a project in a desert climate, you are exploring the option of using evaporative cooling. (a) If the air has an average volumetric heat capacity of 0.00130 J ..
Define an equation for the distribution coefficient (D = k/(1 + Ka/[H+])) of a diprotic acid that is independent of the acid concentration [H2A]
Discuss similarities and differences between C3, C4, and CAM plants. Provide examples of each.
Lizzy and Marisa both had baby girls. Lizzy named her girl Rowan, and Marisa named her girl Samantha.
The reaction of water and coal at a high temperature produces a mixture of hydrogen and carbon monoxide gases. This mixture is known as syntheses gas (or syngas). How many grams hydrogen gas can ne formed form the reaction 135g of water with exces..
when 1.150 grams of an unknown nonelectrolyte dissolves in 10.0 grams of water the solution freezes at -2.16degc. what
Some anesthetic drugs relieve pain by interfering with various parts of the action potential (discussed in class). Give a brief description of how the two drugs below may work as pain-blockers.
Papaverine hydrochloride (C20H21NO4HCl) is a weak acid. It is used in medicine as a muscle relaxant. A 0.205 M solution of papaverine hydrochloride has a pH = 3.31. Find the Ka of papaverine hydrochloride.
We store fats as triacylglycerides and not free fatty acids. We do this because it would change our pH and the osmotic pressure of the adipose cells.
Compute the energy in joules needed to ionize a hydrogen atom when its electron is initially in the n = 6 energy level. Is the energy greater than or less than the +2.18 x 10^-18 J needed to ionize a ground-state hydrogen atom
Problem- How much heat (in kJ) is needed to convert 996g of ice at -10 degrees Celsius to steam at 126 degrees Celsius
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