usserymackenzi
usserymackenzi usserymackenzi
  • 10-10-2016
  • Chemistry
contestada

Mercury-197 has a half life of 3 days. Starting with 300 grams, how much remains in 3 weeks? (Round to two places)

Respuesta :

Xordan Xordan
  • 10-10-2016
each > = 3 days
300g > 150g > 75g > 37.5g > 18.75g > 9.375g > 4.6875g > 2.34375g
Thus,mass remaining = 2.34g(2 d.p.)
Answer Link

Otras preguntas

How is the number 13,000 abbreviated in scientific notation? A. 1.3 × 104 B. 1.3 × 102 C. 1.3 × 103 D. 1.3 × 101
Can someone please answer. There is one problem. There's a picture. Thank you!
why plant dont have specialized respiratory system
Slavery in Africa differed from slavery as it developed in the Americas in that a. women and children were not enslaved b. only complete families were enslaved
It takes 3/5 feet of ribbon to make a pin. You have 9 feet of ribbon. How many pins can you make?
how can a compass needle be used as a tester
What is the skin area along a central nerve pathway
2×+3y=40 and -2×+2y=20
What was the general attitude of many Americans toward the U.S. purchase of Alaska from Russia? a. Many thought it a waste of money and called it "Seward's Foll
may someone help me out with this please