TRUE or FALSE Write TRUE if the statement is true and FALSE if the statement is incorrect.
21. SO is the chemical formula of the polyatomic ion Sulfate.
22 Space-filling model is a 3-D model that uses balls to represent an atom and sticks to represent the bonds; 23 Structural formula shows the arrangement of the atoms in a molecule. It shows which atoms are chemically bonded. Lines are used to represent bonds.
24. The compound sio, has a molar mass of 43 g/mol.
25. The mass of a single atom of an element (in amu) is numerically equal to the mass in grams of 1 mole of that element.
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Answer:
21. true
22. false
23. false
24. true
25. true