marissa20077 marissa20077

23-05-2023
Chemistry

contestada

Krypton-79 has a half life of 35 hours. How many half lives have passed after 70 hours?

a.1
b.2
c.3
d.4

Respuesta :

Otras preguntas

What would be an example of a consumer

Using the periodic table, choose the more reactive non-metal. Br or As and Br and At

atp is composed of an adenosine molecule and phosphates.

Enrique used tongs to remove the glass beaker from the boiling water and set it next to a bowl of cold water beside a sink is this safe or not safe

The use of local languages in medieval literature was most revolutionary because it reached a wider audience of people it led to Italian becoming the primary

HELP Predict whether the following double-replacement reaction will produce a precipitate: AgNO3 + KOH KNO3 + AgOH. No; all products are soluble Yes; the KNO3

Which of the following is least likely to dissolve in the polar solvent water? Answer ethanol salt sugar oil

main enzyme in stomach?

If a is perpendicular to b b is perpendicular to c, c is parallel to d, and d is perpendicular to e, which is NOT true? I put it like that in hopes that it w

What is the maximum number of intersection points a parabola and a circle could have? A. 4 B. 2 C. 1 D. 3