How much will be present in 50 years

Reference no: EM13178990

The half-life of radium is 1690 years. If 10 grams are present now, how much will be present in 50 years?
I am having trouble with the latter steps. I have A=10e(exponent -0.0205075). What do I do from here?

Reference no: EM13178990

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