A. The reaction will stop.
B. The reaction will slow down.
C. The reaction will speed up.
Coffee is considered a colloid.
A colloid is a type of mixture in which particles are dispersed throughout a medium, but they are not dissolved or settled. In the case of coffee, it is made up of small particles of coffee grounds suspended in water. These particles are not completely dissolved in the water but remain dispersed throughout, giving coffee its characteristic appearance and texture.
While some components of coffee, such as caffeine and other soluble compounds, are dissolved in the water, the presence of suspended coffee particles qualifies it as a colloid.
Read more on colloid here brainly.com/question/3003333
#SPJ6
Answer:
The physical process of evaporation involves (1) addition of heat energy and (2) increase in entropy
Explanation:
During evaporation, liquid molecules convert into gas molecules. As gas molecules has negligible intermolecular force as compared to liquid molecules therefore heat energy has to be applied to separate liquid molecules by breaking intermolecular force and convert them into gas
Again, gas molecules are free to move. Hence they possesses more degrees of freedom. Therefore gas molecules have higher entropy than liquid molecules. So entropy increases during evaporation.
When anything turns from a liquid to a gas, evaporation occurs. Water evaporates when it is heated. The molecules move and vibrate at such a rapid rate that they release water vapour molecules into the atmosphere. The physical process of evaporation involves an increase in entropy .
Liquid molecules change into gas molecules during evaporation. Since gas molecules have a far lower intermolecular force than liquid molecules, heat energy must be used to dissolve the bonds between liquid molecules and turn them into gas.
Gas molecules can travel freely once more. As a result, they have more degrees of freedom. As a result, the entropy of gas molecules is larger than that of liquid molecules. As a result, entropy grows during evaporation.
To know more about evaporation, visit;
#SPJ6
The most abundant element in the earth core is oxygen the most essential and precious gas. Second most abundant element is silicon.
Elements are the basic things in the universe. Everything in the world is made of elements. Elements combines to form molecules, molecules then forms compounds and compounds makes the macrothings.
There are various kinds of elements such as metals, gases, metalloids. etc. These all elements shows their characteristic physical and chemicals behaviours. Based on their electronic properties all the elements are classified into various groups in periodic table.
Oxygen is the most abundant element in the earth core that we all are used to intake for respiration. Oxygen s 8th element in periodic table and it is in P-block.
Silicon is the second most abundant element in the earth core. Silicon is a metalloids in 14th group of p-block and it is 14th element in periodic table. It is used in many electronic devises.
To find more about silicon, refer the link below:
#SPJ5
how big the star is
b
how hot the star is
c
how dense the star is
d
how far away the star is