subject
Chemistry, 30.05.2021 14:00 danielboek

PLEASE HELP! 20 grams of a radioactive substance has a half life of 30 days

how much will be left after 150 days?

-1.25g

-2.50g

-0.63g

-0.31g

ansver
Answers: 1
Show answers

Another question on Chemistry

question
Chemistry, 21.06.2019 14:30
Explain how carbon monoxide can cause death
Answers: 1
Answer
question
Chemistry, 22.06.2019 19:30
Describe the forces both attractive and repulsive that occur as two atoms move closer together.
Answers: 1
Answer
question
Chemistry, 22.06.2019 22:10
What is the indicator of the number of ions in solution? the amount of conductivity the amount of precipitate the amount of solute added
Answers: 1
Answer
question
Chemistry, 22.06.2019 23:00
What is the formula of the ionic compound composed of calcium cations and chloride anions
Answers: 1
Answer
You know the right answer?
PLEASE HELP! 20 grams of a radioactive substance has a half life of 30 days

how much wi...
Questions
question
French, 18.03.2021 01:30
Fill in the blank with the correct adverb of frequency. _(five times per week), ma cousine court au monument. A. Cinq fois par semaine B. Quat...
question
Physics, 18.03.2021 01:30
Write an essay about the Electromagnetic spectrum and its many uses in real life practices. Answer these questions in the essay: 1. What types of wave...
question
Health, 18.03.2021 01:30
List at least two circumstances in which it would be important to be aware of your blind spots.
question
Physics, 18.03.2021 01:30
Draw the electric field lines between the positive (+12) and negative (+0) leads on each template. Indicate the direction of the field lines with an a...
question
Mathematics, 18.03.2021 01:30
Factorise to simplify algebraic factions ​...
question
Business, 18.03.2021 01:30
Adams Manufacturing allocates overhead to production on the basis of direct labor costs. At the beginning of the year, Adams estimated total overhead...
question
English, 18.03.2021 01:30
The use (or overuse) of generalities is one persuasive technique. Which of these words is MOST likely to appear in a writer's use of generalities? al...
question
Chemistry, 18.03.2021 01:30
According to Reference Table G, which of these substances is most soluble at 60°C? 1. NaCl 2. KCl 3. KClO3 4. NH4Cl...
question
French, 18.03.2021 01:30
En el siguiente poema de Luis de Góngora y Argote, siguiendo el ejemplo de Sor Juana Inés de la Cruz, reescribe los versos que rompen con la sintaxis...
question
Mathematics, 18.03.2021 01:30
Please help me with this (easy question) I will give brainliest if it is right!.
question
Mathematics, 18.03.2021 01:30
Randolph is creating parallelogram WXYZ so that wx has an equation of y = 1x - 6. Segment YZ must pass through the point (-1,5).Which of the following...
question
Mathematics, 18.03.2021 01:30
Help ASAP ill give brainy ...
question
Mathematics, 18.03.2021 01:30
The square root of 37?...
question
English, 18.03.2021 01:30
Why did the government choose the Navajo language to use in the war..? "code takers"...
question
English, 18.03.2021 01:30
The text says that the myth of Arachne “served to warn against the dangers of pride and vanity[.]” How does the story of Arachne demonstrate the dange...
question
Mathematics, 18.03.2021 01:30
What is the greatest common factor of 42a5b3, 35a3b4, and 42ab4? 6a4b 6, a, 4, b 7ab3 7, ab, 3, 42a5b4 42...
question
Mathematics, 18.03.2021 01:30
3. What are the intersection points of the line whose equation is y = 3x +3 and the circle whose equation is (x-2) + y2 = 25?
question
Mathematics, 18.03.2021 01:30
Which data set has a variation, or mean absolute deviation, similar to the data set in the given dot plot?
question
Mathematics, 18.03.2021 01:30
The questions are on here h t t p s : / / w w w . y o u t u b e . c o m / w a tch?v= dQw4w9W gXcQ...
question
Arts, 18.03.2021 01:30
Name one of the subcultures of hip hop that is not music related....
More questions: Chemistry Another questions
Questions on the website: 13722363
See results (0)