Mathematics, 22.04.2021 07:40 amiahmiller79

Element X is a radioactive isotope such that every 25 years, its mass decreases by half. Given that the initial mass of a sample of Element X is 90 grams, how long would it be until the mass of the sample reached 55 grams, to the nearest tenth of a year?

Answers: 3

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 20:30

Given: klmn is a parallelogram m? n=3m? k, lf ? kn , ld ? nm kf=2 cm, fn=4 cm find: lf, ld

Answers: 1

Answer

Mathematics, 21.06.2019 21:30

If you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain.

Answers: 1

Answer

Mathematics, 21.06.2019 23:30

Hich equation can pair with x + 2y = 5 to create an inconsistent system? 2x + 4y = 3 5x + 2y = 3 6x + 12y = 30 3x + 4y = 8

Answers: 3

Answer

Mathematics, 22.06.2019 01:30

If the segment op is dilated by a scale factor r=2, what is the length of segment op? a)10cm b)16cm c)6cm d)4cm

Answers: 1

Answer

You know the right answer?

Element X is a radioactive isotope such that every 25 years, its mass decreases by half. Given that...

Questions

Mathematics, 15.07.2020 02:01

Which statement best describes a chord of a circle? (1 point)...

English, 15.07.2020 02:01

Which set of characters would be best in fantasy fiction story? a young boy and his talking dog members of the Civil Rights Movement three best friend...

Health, 15.07.2020 02:01

a food worker makes sandwhiches using tuna prepared yesterday how should the worker label the sandwhiches with a use by date...

Mathematics, 15.07.2020 02:01

A man walks due east for 4km, he then changes direction and walks on a bearing on a bearing of 197° until he is south west of his starting point. How...

Mathematics, 15.07.2020 02:01

A system of equations is shown below: 3x − y = 2 x + y = 6 The x−coordinate of the solution to this system of equations is . (1 point)...

Mathematics, 15.07.2020 02:01

What is 3 ÷ 5/6 ? Show your work...

Mathematics, 15.07.2020 02:01

Can someone help me explain it ...

Mathematics, 15.07.2020 02:01

-73 + 28 Can anybody help me with this...

Health, 15.07.2020 02:01

Which qualities are characteristics of positive self-esteem? Check all that apply. being able to say no to others knowing when to ask for help being e...

Mathematics, 15.07.2020 02:01

Make a story problem for the expression below. Then solve the problem. (n + 15) ÷ 5...

Mathematics, 15.07.2020 02:01

I’m trynna double check if it’s right.. ...

Mathematics, 15.07.2020 02:01

Find the measure of angle b. your answer _

Mathematics, 15.07.2020 02:01

What is the surface area of a sphere with a radius of 11 units? A. 13317 units2 B. 3637 units2 C. 7267 units2 D. 48470 units2

Mathematics, 15.07.2020 02:01

Which of the following is the graph of y = StartRoot negative x minus 3 EndRoot?...

Chemistry, 15.07.2020 02:01

Help asap PLEASE IM DOING THE TEST RN!! Air pollution leads to destruction of walls of the alveoli. Use complete sentences to explain how respiration...

Mathematics, 15.07.2020 02:01

Write the equation of the circle The circle with center C(1, - 4) and radius r= 2

Spanish, 15.07.2020 02:01

2 Points Choose the correct answer to the following question based on the information in parentheses. ¿A qué hora empieza la película? (7...

Mathematics, 15.07.2020 02:01

Which pairs of angles in the figure below are vertical angles? Check all that apply y A. AYE and HYLL B. EYL and LAYS c. AYS...

Mathematics, 15.07.2020 02:01

Find the value of x your answer _ ...

Mathematics, 15.07.2020 02:01

A hobbyist is making a toy sailboat. For the triangular sail, she wants the height h (in inches) to be twice the length of the base b (in inches). Ca...

More questions: Mathematics Another questions