Mathematics, 02.11.2020 01:00 gggggg388

A radioactive substance has a half-life of 7 hours. If a sample of the substance has an initial mass of 2000g, estimate the instantaneous rate of change in mass 1.5 days later a. -5.6 g/h
b. -56 g/h
c. -707 g/h
d. -0.845 g/h

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 13:20, areanna02

Which equation and solution can be used to solve this problem? thirteen less than a number is sixteen. 13-n=16: add 13 to both sides. the answer is 29. n+13=16: subtract 13 from both sides. the answer is 3. n+16=13 subtract 13 from both sides. the answer is 3. n-13=16: add 13 to both sides. the answer is 29.

Answers: 1

continue

Mathematics, 21.06.2019 21:00, alexahrnandez4678

Rewrite the following quadratic functions in intercept or factored form. show your work. f(t) = 20t^2 + 14t - 12

Answers: 1

continue

Mathematics, 22.06.2019 00:10, arunamvr

A, at (-2, 4), is 6 .of a'? (-8, 4) (-8, -2) (-2, -2) (-2, 4) b, at (-4, -7), isy-.of b'? (-4, 7) (4, -7) (4, 7) (-4, -7)

Answers: 2

continue

Mathematics, 22.06.2019 00:30, JGottem6489

If you invest 1,500 today in a bank that gives you a 5 percent annual interest rate, which of these items can you buy in two years? a. electronics worth $1,650 b. fitness equipment worth $1,700 c. a holiday package worth $2,000

Answers: 2

continue

You know the right answer?

A radioactive substance has a half-life of 7 hours. If a sample of the substance has an initial mass...