Mathematics, 07.02.2021 04:50 albusaidi4480

Suppose the half-life of a certain radioactive substance is 20 days and there are 50g present initially. a)
Write an equation that models this situation.
b)
How much radioactive substance is remaining after 12 days?
c)
Find the time when there will be 1g of the substance remaining.

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 16:00

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

Answers: 1

Answer

Mathematics, 21.06.2019 22:30

What is the common difference for this arithmetic sequence? -6,-2,2,6,10 a.4 b.5 c.3 d.6

Answers: 1

Answer

Mathematics, 21.06.2019 23:00

Using only odd number for numerators write two different subtraction problems that have a difference of 3/4

Answers: 1

Answer

Mathematics, 21.06.2019 23:00

Mike wants to make meatloaf. his recipe uses a total of 8 pounds of meat. if he uses a 3 to 1 ratio of beef to pork, how much pork will he use? enter your answer as a mixed number in simplest terms.

Answers: 1

Answer

You know the right answer?

Suppose the half-life of a certain radioactive substance is 20 days and there are 50g present initia...

Questions

Mathematics, 10.09.2020 15:01

Solve the equation 6x=2x+40...

Mathematics, 10.09.2020 15:01

89.36 rounded to the ones place...

Mathematics, 10.09.2020 15:01

3.7 times 9.4 show work...

Mathematics, 10.09.2020 15:01