[Answered] Which has the greater half-life? A) Oxygen-19 B) Cobalt-60 C) Uranium-238 D) Strontium-90 E) ...

This topic contains a solution. Click here to go to the answer

Author Question: Which has the greater half-life? A) Oxygen-19 B) Cobalt-60 C) Uranium-238 D) Strontium-90 E) ... (Read 39 times)

oliviahorn72

Hero Member
Posts: 579

on: Jul 27, 2018

Which has the greater half-life?

A) Oxygen-19
B) Cobalt-60
C) Uranium-238
D) Strontium-90
E) Hydrogen-3

Question 2

241Am decays by alpha particle emission. The daughter isotope in this case is (the atomic numbers of Np, Pu, Am, Cm, and Bk are 91, 92, 93, 94, and 95 respectively)

A) 239Np.
B) 237Np.
C) 245Bk.
D) 235Bk.
E) not given.

Need homework help now?

Ask unlimited questions for free

Ask a Question

Marked as best answer by a Subject Expert

Galvarado142

Sr. Member
Posts: 348

Reply #1 on: Jul 27, 2018

Answer to Question 1

C

Answer to Question 2

B

oliviahorn72

Member
Posts: 579

Reply 2 on: Jul 27, 2018

TYSM

billybob123

Member
Posts: 336

Reply 3 on: Yesterday

Gracias!

« previous next »

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.