Engineering, 14.02.2020 21:42, adelarangelmartinez

Magnesium hydroxide is slightly soluble in water (Ksp = 1.8 x 10-11). NaOH is added to a solution of Mg(NO3)2 until a precipitate forms and persists. The solution is then heated and the precipitate dissolves. What can you conclude from these observations?

A. dissolution of Mg(NO3)2 is endothermic
B. dissolution of Mg(NO3)2 is exothermic
C. dissolution of Mg(OH)2 is endothermic
D. dissolution of Mg(OH)2 is exothermic

Answers: 3

Show answers

Other questions on the subject: Engineering

Engineering, 04.07.2019 08:10, doggo242

Which of the following is an easy way to remember the modified “x” tire rotation? a. nondrive wheels straight, cross the drive wheels b. drive wheels straight, cross the nondrive wheels c. drive wheels crossed, nondrive wheels straight d. drive wheels crossed, nondrive wheels crossed

Answers: 1

continue

Engineering, 04.07.2019 18:10, jadeochoa4466

The temperature of air decreases as it is compressed by an adiabatic compressor. a)- true b)- false

Answers: 2

continue

Engineering, 04.07.2019 19:10, gabigalvis1091

What is the main objective of using reheat rankine cycle?

Answers: 3

continue

Engineering, 04.07.2019 19:10, shayshay7874

An electric kettle is made out of stainless steel, weighs two pounds (when empty) and is equipped with a heating element that consumes 2 kw of electricity. assuming that the water and the kettle are at the same uniform temperature at any moment of time, calculate the shortest possible time to bring 2 quarts of water from room temperature to the onset of boiling

Answers: 2

continue

Do you know the correct answer?

Magnesium hydroxide is slightly soluble in water (Ksp = 1.8 x 10-11). NaOH is added to a solution of...