Which of the following statements shows the correct relationship between temperature and the solubility of a gas in a liquid? a. Dissolved oxygen in a pond decreases when the water temperature increases.
b. Dissolved oxygen in a pond decreases when the water temperature decreases.
c. More sodium chloride can be dissolved in cold water than in hot water.
d. Carbon dioxide escapes from solution when you open a soda can.

Write the chemical symbols for three different atoms or atomic cations with 27 electrons. asap!

Calculate the frequency of a wave in a spring toy. the wave has a speed of 1.1 meters per second and a wavelength of 0.1 meters. *

The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.