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Why are some salts acidic when others are neutral?
The directions state 'weigh about 5 grams of sodium chloride'. Give minimum and maximum amounts of sodium chloride that would satisfy these instructions.
Fundamentals of acids and bases - Water self ionizes to a small extent creating equal concentrations of hydronium and hydroxide ions. Find the molar concentration of these ions in water at 25 o C?
If the final solution has a chloride ion concentration of 1.80M which choice is closest to the concentration of the original SrCl2 solution?
Explain how the smoke components, as well as the smoke itself, could have contributed to the death. Did the light haze visible in the living room contain aerosol droplets that resulted from condensation of gases?
How many different 5.00 d states does hydrogen have. Make a list showing all of them. What are the possible s. in increasing order
1) Calculate the pH of a solution containing 0.57 mol/L of sodium acetate per litre of 0.45 mol/L acetic acid solution.
Suppose that a liquid is 11 times denser than water If you were to sip this liquid at sea level using a straw what would be the maximum length of the straw
Because an exact outer boundary cannot be measured or even calculated for an atom, how are atomic radii determined? What is the difference between a bonding radius and a nonbonding radius?
Calculate the volume of air that an adult person exhales in an 8 hour day. Assume that each breath has a volume of about 0.5 and that the person exhales 15 times a minute.
Brominated biphenyls (PBB) is created through an electrophilic aromatic bromization out of the hydrocarbon biphenyl.
What is the maximum velocity of this reaction in units of umol*dm-3*min-1?
The following results were obtained from a titration of a weak acid with a strong base: Volume NaOH added = 22.35, 22.47, 22.48, 22.49, 22.51, 22.51, 22.53 mL. and determine whether or not the data point should be rejected at the 90% confidence le..
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