:D asked in Science & MathematicsChemistry · 1 decade ago

Help answer needed right this minute?

a. H2co3 b. HBr c. NH3 d.none

1.Which formula has only two atoms

2. which molcule has 4 atoms

3. which molcule has 6 atoms

4. Which molcule contains helium atoms

2 Answers

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  • 1 decade ago
    Favorite Answer

    You are kidding, right?

    H2CO3 - hydrogen, carbon, oxygen

    HBr - hydrogen, bromine

    NH3 - hydrogen, nitrogen

  • 1 decade ago

    1) B

    2) C

    3) A

    4) D

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