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The half -life of a certain radioactive substance is 36 hours. There are 19 grams present initially. Express the amount of substance remaining as a function of time t.

asked Dec 12, 2024

1 answer 15.8k views

In To Kill A Mockingbird,Although she thought it had escaped his notice, Scout learns in this chapter that Atticus has known of one of her "crimes" for a long time. Which one?

answered Oct 24, 2024

2 answers 99.1k views

In this activity, you will research various social networking sites and online and offline communities. Then write a concept document for a viable social network. It could be a personal network, a general-interest

answered Jul 22, 2024

1 answer 16.9k views

There is significant evidence to defend Walter, including multiple witnesses placing him at ______ during the time of the murder. 1) the crime scene 2) his workplace 3) his home 4) a nearby restaurant

answered May 25, 2024

1 answer 215k views

Select the correct answer. What does a writer do during the planning and research stage of the writing process? O A. OB. O C. O D. creates a cohesive copy with a beginning, middle, and end identifies an

answered Mar 29, 2024

1 answer 155k views

Which imaging system combines tomography with radionuclide tracers to produce enhanced images of selected body organs or areas? ultrasound OMRI OPET

answered Mar 10, 2024

1 answer 17.7k views

9. What were the effects of musical notation on music, society, and composers?

asked Dec 26, 2023

1 answer 43.8k views

Why do you think that men and boys generally do not do housework? do you think they should?

asked Nov 22, 2023

1 answer 154k views

What is data? what is it used for

answered Nov 16, 2023

2 answers 180k views

Which cells have been used extensively by researchers to study vaccines, diseases and cell biology?

asked Nov 5, 2023

2 answers 146k views

A 0.75 kg object is experiencing a net force of 25 N while traveling in a circle at avelocity of 28.6 m/s. What is the radius of its motion?

answered Sep 25, 2023

1 answer 49.9k views

PLEASE ANSWER CORRECTLY 48 POINTS Select the correct answer. Read this excerpt from the passage: [15] She came to know what heavy housework meant and the odious cares of the kitchen. She washed the dishes,

answered Aug 11, 2023

1 answer 85.8k views

Use the following sets to answer the question.A= {3,4, 5, 8}B = {5, 6, 7, 8, 9}Which answer shows the union of sets A and B?O{4,5,8}O {3,4,5, 6, 7, 8, 9}O {5,8}O {3,4,5,5, 6, 7, 8, 8, 9}

answered Jul 25, 2023

1 answer 184k views

A data breach is the protection of secure data in an unsecured environment. True or False. IT law is a branch of law that provides a legal framework for collecting, storing, and distributing electronic

asked Jun 8, 2023

1 answer 75.6k views

! PLEASE HELP ! Ermintude rides her bike at 5m/s. How long does it take (in hours and minutes) to go 30.6km?

answered Feb 27, 2023

2 answers 11.7k views

By comparing the number of days to collect with the length of the credit policy, companies can determine whether its customers ______.

asked Jan 17, 2023

1 answer 143k views

A small cruise ship struck a whale swimming underwater, causing the ship to suddenly lurch sideways. A passenger on the ship who was walking down a corridor lost his balance and bumped his head on the

asked Dec 8, 2022

1 answer 203k views

Solve. -44 + (-24) A. -68 B. -20 C. 20 D. 68

answered Nov 22, 2022

2 answers 196k views

How do you say,, My name is john in spanish

answered Oct 21, 2022

1 answer 93.4k views

Only 450 hours after the egg was fertilized the cells have now started to _____ and make organs. A.specialize B. Work C.grow D.mutate

asked Oct 9, 2022

2 answers 206k views

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