Physical properties that depend on the amount of matter like mass and Volume*
1 point
O Extensive Propertie
Intensive Propertie

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?

What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate

Find the missing probability in the table below a.0.10 b.40 c.0.80 d. 0.20