Answers by Juande Carrion
Register

Answers by Juande Carrion

Answers by Juande Carrion
Filter
Lead-202 has a half-life of 53,000 years. How long will it take for 15/16 of a sample of lead-202 to decay? A) 106,000 years B) 159,000 years C) 212,000 years D) 265,000 years
answered Aug 15, 2018
4 votes
56.9k views
Two cards are selected from a standard deck of 52 playing cards. The first is replaced before the second card is selected. Find the probability of selecting a heart and then selecting a nine. The probability
answered May 30, 2018
1 vote
154k views
If a voter can choose to vote for candidates for any party in an election held to nominate candidates for office, this is called
answered Apr 16, 2018
5 votes
60.9k views
What caused the most severe economic crisis in american history
answered Oct 22, 2017
3 votes
126k views
Can pneumonia can occur if a person does not use his lungs to breathe deeply very often?
answered Sep 13, 2017
4 votes
5.2k views
What is the value of the number 6 in 0.061
answered Mar 16, 2016
3 votes
44.1k views
Particles are arranged in a crystal structure in a sample of: a) H2 (g) b) Br2 (L) c) Ar (g) d) Ag (s)
answered Jun 20, 2015
2 votes
72.6k views
Page:
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers