The latter.
Yes its a soulution
No, a mixture of chalk and water is not a colloid. A colloid is a mixture where one substance is evenly dispersed in another substance, forming a homogeneous mixture. Since chalk does not form a homogeneous mixture with water, it is not considered a colloid.
Water can be salty or pure.
92% of the water is salty.
An example of a solution is salt water. An example of a suspension is Italian salad dressing. An example of a colloid is mayonnaise.
sollution with a 1 to 1 ratio of salt to water
Yes, the dessert Gelatin is a type of colloid. It is a colloid because it can be easily made by adding powder to water so that it congeals.
Chlorine is a gas at room temperature and pressure, not a solution or colloid. It can be dissolved in water to form a solution known as chlorine water, which is used as a disinfectant.
Soft water would not be considered a colloid. This is because the definition of a colloid describes it as the fine dispersion of a substance in another without a new solution forming.
Cold salty water will be the most dense.
It is salty because the river water heads in it and turns it salty. Animals also make it salty because of their bodies.
Cold salty water will be the most dense.