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Problem- What is the pH of 15 ml of 1.9 M HCl diluted to .6 L? What about 54 ml of 2.5*10^-2 M HCl to 150 ml of 1.0*10^-2 M HI?
I require expert help to solve the above question. Illustrate each and every step.
A 38.8 L volume of methane gas is heated from 25°C to 72°C at constant pressure. What is the final volume of the gas
Potassium chromate is gradually added to a solution containing 0.20 M AgNO3 and 0.20 M Ba(NO3)2. Explain what happens if the Ksp for Ag2CrO4 is 1.1 × 10-12 as well as the Ksp of BaCrO4 is 1.2 × 10-10.
Gold is a face-centered cubic structure that has a unit cell edge length of 4.08Angstroms . There are four gold atoms per unit cell. How many gold atoms are there in a sphere that is 20nm in diameter. Recall that the volume of a sphere is (4/3) pi..
Calculate the molarity of 464 mL of a solution that contains 135 g of sucrose C12H22O11
the ionization constant for benzoic acid is 6.5 x 10-5. find the hydrogen ion concentration at equilibrium when the
when a 0.1 m aqueous ammonia solution is tested with a conductivity apparatus the bulb glows dimly. when a 0.1 m
Which solution will have the lowest boiling point?
Consider the combustion reaction between 30.0mL of liquid methanol ( density = 0.850 g/mL) and 15.0L of oxygen gas measured at STP. The products of the reaction are CO2 and H2O
The solubility of AgCl (s) in water at 25 degrees celsius is 1.33 X 10^-5 mol/L and its change in enthalpy of solution is 65.7 kJ/mol. What is its solubility at 54.8 degrees celsius
kc is 4.2 at 1650 degrees c. if 0.5 mole of h2 and 0.3 mole of co2 are injected into a 1.0 lflask what are the
What holds solids or liquids and carries out reactions? what is used to mix or combine two or more substances? what it used to support an iron ring or clamp?
What is the pH of a sodium formate solution prepared by adding 0.680 grams of sodium formate to 100.0 ml of water at 25.0 oC? The Ka at 25.0 oC for formic acid is 1.8 × 10-4.
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