Ask questions and get helpful answers.

A compound with an empirical formula of C 2H 4Br has a molar mass of 215.90 g/mol. What is the molecular formula?

  1. 👍
  2. 👎
  3. 👁
  4. ℹ️
  5. 🚩

1 answer

  1. C2 H4 Br ?
    C = 12 grams / mol
    H = 1 gram / mol
    Br = 80 grams / mol
    x * (24 + 4 + 80) = 216
    x * 108 = 216
    x= 2
    so
    C4 H8 Br2

    1. 👍
    2. 👎
    3. ℹ️
    4. 🚩

Answer this Question

Related Questions

Still need help?

You can ask a new question or browse existing questions.