Four competitors raced their bicycles in a 1000-meter race. During the last 300 meters, each bicycle was moving with the same speed. Using the graph, determine which competitor was riding the lightest bicycle. (Assume each competitor had the same mass)

The pressure inside a hydrogen-filled container was 2.10 atm at 21 ? c. what would the pressure be if the container was heated to 92 ? c ?

Nonmetal halogen family atmoic mass 35

Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?