Sarah was watching the weather forecast on television. The high temperature for the day was to be 33°F and the relative humidity was at 93 percent. A fast moving cold front was moving in her direction. What type of weather should Sarah expect?

What is the nature of the ca-cl bond in a molecule of calcium chloride (cacl2) if the electronegativity value of calcium is 1.0 and that of chlorine is 3.16?

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?

In apex! a liquid heated beyond a certain temperature becomes