SAT, 12.03.2021 22:00 helpmegraduate40

Guhs tahank u smuch for helpn me with siiting glass i gat so mhych trooble doign htat but now m teacher mr dwenble is pis. sed bc i used brasnby and isi makin me do mor work so can ju al hekp me witc my test rn i nede hlp its bage sevendy ate: Caac radium-226, a common caac isotope of radium, has a caac half-life of 1,620 caac years.
How many caac grams of a 120-caac gram sample will remain after t caac years?

Which equation can you use to solve this problem?

After 100 years, about

grams of the sample will remain.

also here my teachr:

Guhs tahank u smuch for helpn me with siiting glass i gat so mhych trooble doign htat but now m tea

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