nale2561 nale2561

10-05-2020
Chemistry

contestada

How much of a 50g sample of 85Kr will remain after 2 half-lives?

Respuesta :

dasaniwiliams85 dasaniwiliams85

10-05-2020

Answer:

i need help with my work

Explanation:

Answer Link

Otras preguntas

Use the table to identify the relationship of the SECOND sentence to the FIRST sentence.1. If two angles are vertical, then they are nonadjacent angles formed

which is an equation of a circle with center (-5, -7) that passes through the point (0, 0)?

what is the nuclear equation for formation of iron-54 through fusion

If s(x) = x – 7 and t(x) = 4x2 – x + 3, which expression is equivalent to (t*s)(x) ? a) 4(x – 7)2 – x – 7 + 3 b) 4(x – 7)2 – (x – 7) + 3 c) (4x2 – x + 3) – 7 d

heather is training for a long-distance run. her data points listed below represent the days of practice, x, and the number of miles run, y.(1, 2.5), (2, 4.2),

Which part of the plot structure is represented by the highest point on the plot diagram? a. exposition b. rising action c. climax d. resolution

Which sentence describes a flat character in a literarytext?

Write 4.48 as the quotient of two integers. A. 75./336 B. 118./25 C. 336/75 D. 336/150

*Urgent, Please Help!* Which of these statements is true of rocket flight but not airplane flight? A. It requires combustion reactions to generate thrust. B.

Given the chemical formulas of the following compounds, name each compound and state the rules you used to determine each name. • KI • Fe2O3 • (NH4)3PO4