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chem

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How many milligrams of ammonium nitrate are equivalent to 7.42 x 10-5 kg of ammonium nitrate?
Select one:
a. 7.42 x 10-7
b. 7.42 x 101
c. 7.42 x 104
d. 7.42 x 107
e. 7.42 x 1010

  • chem - ,

    7.42E-5 kg x (1000g/1 kg) x (1000 mg/g) = ?

  • chem - ,

    b?

  • chem - ,

    looks ok to me.

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