Explain how the Properties of water explain the following.
A. Fish Survive in lakes during winter in Alaska
B. NaCl and Sucrose dissolve in water
C . A meniscus forms . Water is added to a glass graduated cylinder .
D. sweating help cools the body
E. Water in oil in a beaker do not Mix
F. Water dropped onto a lab bench forms a rounded drove or bend.
G,Paper and Cotton towels Soak in water to dry a surface
A: Water Freezes to ice, which floats to the top of the lake. The layer of ice acts as insulation and keeps the Underlying water warm.
- B. The oxgen of water is negatively charged and are
- attached to sodium cantions. The hydrogen of the water are Positive and attracted to the chloride anions. AS a result water Molecules surround the indivduals Sodium and Chloride ions separating them from one another.
C. water is polar. Glass is polar, polar Sticks together
- D.Water draws heat from the Surface of the skin, whiche evaporates which cools us down.
- (evaporative Cooling)
E.water is polar, oil is non polar
F. Because water has a high level of surface tension.
G.Because they are Polar.