Please help Which of the following fees can you
avoid by applying for a credit card that
charges no foreign service fees?
A. 3.5% foreign service fee
B. $20 returned check fee
C. $30 overdraft fee
D. $2 per month printed statement fee

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g