While looking at strontium (Sr) on the periodic table, a student needs to find an element in the same period but with a greater atomic mass. Where should the student look?

directly up to calcium (Ca)
directly down to barium (Ba)
directly to the left at rubidium (Rb)
directly to the right at yttrium (Y)

Match the following vocabulary terms to their definitions. 1. amount of energy required to change 1 gram of material from the solid to the liquid state at its melting point 2. a measure of the kinetic energy of the particles of a substance 3. the amount of heat energy required to raise the temperature of 1 gram of liquid water from 14.5°c to 15.5°c 4. amount of energy required to change 1 gram of material from the liquid to the gaseous state at its boiling point 5. the amount of energy required to change 1 gram of a substance 1°c a. temperature b. latent heat of vaporization c. latent heat of fusion d. calorie e. specific heat

Calculate the mass of silver needed to react with chlorine to produce 126g if silver chloride?

What is the correct term for living the most sustainable life you can within your current circumstances?