sidmbonilla sidmbonilla

25-02-2022
Mathematics

contestada

The half-life of a radioactive substance is 153 days. How long will it take for 120
grams of the substance to decay to 90 grams?

Respuesta :

Haileymack037 Haileymack037

28-02-2022

Answer:

After 30 days ( first half life) 120 /2 = 60 g decays and 60 g remains left.

Step-by-step explanation:

Answer Link

Otras preguntas

Which is a favorite subject of the Romantics and is most evident in “Kubla Khan”? a. the classical and the mythological c. the faraway and the exotic b. the

Is a glide reflection a rigid motion? explain.

Which of the following is not one of the four aspects of cultural context? A. values—what the storytellers thought important B. setting—where the storytellers

Is a glide reflection a rigid motion? explain.

It's hard i don't get it thos thing douse not even tell you it has two answers it's not even sure which one is right.

• A couple has two children, and at least one is a boy • What is the probability that both children are boys?

According to J.A. Hobson, what was the driving force of British Imperialism? Capitalism Nationalism A desire for power A need for resources

Read the passage from "The Battle of Blenheim". I find them in the garden, For there's many here about, And often when I go to plough, The ploughshare turns

All businesses are required to make sure that the disabled can ______. a. Afford the things they need to buy b. Easily access all areas of the business c. Find

Why was the Democratic Republic of the Congo renamed “Zaire"? A. A name change was required after independence from Belgium. B. The population voted on the name