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Why does aluminum hydroxide readily dissolve in concentrated NaOH but not in concentrated NH3? Please give a thorough explanation, not just a short answer.
Portable heater transfers 255 W to 5.5 L water, where 1 W = 1J/s. How many minutes will it take for the heater to heat 5.5 L water from 25 degrees C to 42 degrees C? Assume water has density of 1.0 g/mL
Draw viable Lewis structures to illustrate how the element bromine can take part in an ionic bond, a pure covalent bond, and a polar covalent bond.
The solution is is undiluted. It spreads out into a diameter of 22.56 meters. Determine the length of a Palmatic-B acid molecule in angstroms.
A radio station broadcasts at a frequency of 101.3 MHz. (1 mHz = 10^6Hz). What is the wavelength and energy of this radiation
A home swimming pool contains 155 m3 of water. At the beginning of the swimming season, the water must be heated from 18 to 32°C. How many joules of heat energy must be supplied
what is the total number of joules of heat energy absorbed when the temperature if 200.0g of water is raised from 10 degrees celcius to 40 degrees celcius.
Draw energy level diagram to show the low- and high spin octahedral complexes of the transition-metal ions that have the electron configurations d4 d5 d6 and d7
How many mls of 12M Acetic Acid must be added to 500 ml of 0.5M Sodium acetate to prepare a buffer of pH 4.76 (pKa of Acetic Acid is 4.76).
During the dehydration reaction when acetaldehyde was reacted with KOH in ether, an intermediate was formed. What was this intermediate that was eventually converted to the final product?
Write the chemical equation for the equilibrium that corresponds to Ka. By using the value of Ka, calculate ?G° for the dissociation of cyanic acid in aqueous solution
Calculate the pH of a 0.130 M solution of aniline C6H5NH2. The Kb of aniline is 4.30 x 10-10.
Calculate the concentration of sugar in % (w/v) for a 250mL solution that contains 4.32g of sugar
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