Mathematics, 30.06.2017 22:20 averylorenhoffman

# Sodium-24 has an hourly decay rate of about 5%. how many grams of a 900 g sample will remain after 90 hours? round the answer to two decimal places.

7.03 g

7.50 g

8.90 g

28.13 g

Answers: 2

Mathematics, 04.02.2019 18:50

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.

Answers: 2

Mathematics, 04.02.2019 01:35

Mr. and mrs. wallace have decided to buy a car for $21,600. they finance $15,000 of it with a 5-year auto loan at 2.9% arp. what will be their monthly payment be? a. $268.20 b. $268.86 c. $269.54 d. $387.16 i need !

Answers: 1

Mathematics, 02.02.2019 04:50

What is the least common multiple for 6 and 8? what is the least common multiple for 4 and 12 ? what is the least common multiple for 11 and 12? what is the least common multiple for 3 and 6?

Answers: 1

Mathematics, 01.02.2019 23:30

She finds a package of four noise-markers for $2.25. at this rate, how many package will she need is buy so that each person has one noise-marker

Answers: 3

Sodium-24 has an hourly decay rate of about 5%. how many grams of a 900 g sample will remain after 9...

English, 31.03.2017 08:43

Physics, 05.02.2019 05:15

Chemistry, 02.10.2019 11:19

History, 02.10.2019 11:16

Mathematics, 02.10.2019 11:05

Mathematics, 02.10.2019 11:05

Biology, 02.10.2019 10:58

Mathematics, 02.10.2019 10:46

Biology, 02.10.2019 10:44

History, 02.10.2019 10:42