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What is the pH if 100 mL of 1.00M NaOH is added to the buffer into 30.0 grams of solid NaF is placed in 1.00 liter of a 1.00M HF solution for Ha, Ka=6.8x10-4
Do all ionic compounds dissolve in water, Do all covalent compounds dissolve in water? answer should be 50 to 100 words.
Suppose that 27 g of each of the following substances is initially at 29.0 C. What is the final temperature of each substance upon absorbing 2.45 kJ of heat?
An unknown metal with a mass of 28g absorbs 58J of heat. Its temperature rises from 31.1C to 39.9C. Calculate the heat capacity of the metal ?
The work-up procedure calls for washing the crude 2-chloro-2-methylbutane with cold sodium bicarbonate solution. a. What purpose does this wash serve?
How many moles of each of the following were in the original sample?
The buret is misaligned with the drop counter so approximately 10 drops of NaOH are added to the HCl before they are counted
When 325 g Bi2O3 reacts with excess carbon, how many moles of Bi are expected to form?
Solid thorium(IV) fluoride has a boiling point of 1680°C.What is the density of a sample of gaseous thorium(IV) fluoride at its boiling point under a pressure of 2.5 atm in a 1.7 L container?
Use the periodic table to determine the element corresponding to each of the following electron configurations.
Give the quantitative species inventory for the system ultimately resulting from a mixture
Which of the following statements is incorrect about benzene?
determine the solubility of CO2 in soda water at 25 degreeC if the pressure of CO2 is 5.2 atm
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