a. 20 Ca decays via 3 particle emission with a half-life of 163 days. Complete the decay reaction. Write the isotope produced as Ca→8+? (Write the mass number, atomic number, and symbol for the particle.) b. If a sample contains 4.70 g of 4Ca, what mass of that isotope remains after 325 days? Half-life = 163 days g

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a.
45 Ca decays via
3 particle emission with a half-life of 163 days.
Complete the decay reaction. Write the isotope produced as
20
Ca →ß+?
(Write the mass number, atomic number, and symbol for the particle.)
b. If a sample contains 4.70 g of 4Ca, what mass of that isotope remains after 325 days?
Half-life = 163 days
g
Transcribed Image Text:a. 45 Ca decays via 3 particle emission with a half-life of 163 days. Complete the decay reaction. Write the isotope produced as 20 Ca →ß+? (Write the mass number, atomic number, and symbol for the particle.) b. If a sample contains 4.70 g of 4Ca, what mass of that isotope remains after 325 days? Half-life = 163 days g
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