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Which of the following combination of dispersed phase in a dispersion medium with the colloid type is INCORRECT? A) Solid in liquid is a sol. B) Solid in solid is a solid sol. C) Solid in gas is an aerosol. D) Liquid in solid is a solid foam. E) Liquid in gas is an aerosol.
This is a fact that Bromine(Br) is larger than chlorine(Cl) but indication of equilibrium constant suggests that a bromo substituent has a less preference for the equatorial position than chloro substituent? Explain it briefly?
Write a balanced equation for the reaction of NaCH3COO and HCl. Express your answer as a chemical equation. Identify all of the phases in your answer. Enter no reaction if no precipitate is formed.
(a) What is the pH of this buffer (b) What is the pH of the buffer after the addition of 0.48 mol of NaOH. (assume no volume change) (c) What is the pH of the original buffer after the addition of 0.23 mol of HI. (assume no volume change)
a tanker truck carrying 5.0 x 103 kg of concentrated sulfuric acid h2so4 tips over and spills its load. if the solution
Which of the following molecules or ions will have a lewis structure most like that of phosphorous trichlorid,
Suppose that a student performed the experiment and the calculations perfectly except for the following. Unknown the student, Cu (NO3)2•3H2O instead of CuSO4•5H2O was used to make up the known Cu 2 solution
For a particular process that is carried out at constant pressure, q= 130 kJ and w= -20 kJ. Therefore,
mercury barometer with an inner diameter of 10.00 mm? Recall that the area of a circle is A = ? r2 and that 1 N = 1 kg m/s2.
an experiment shows that a 115 -ml gas sample has a mass of 0.170 g at a pressure of 711 mm hg and a temperature of
How many grams of F2 are needed to produce 157 g of PF3 if the reaction has a 79.8% yield?
Determine the normal boiling point of a substance whose vapor pressure is 55.1 mm Hg at 35°C and has a Hvap of 32 .1 kJ/mol.
The enthalpy of formation of ethanol, C2H5OH, is -277.o kJ/mol at 298.15K. Calculate the enthalpy of combustion of one mole of ethanol, assuming that the products are CO2 and H2O
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