subject

Chemistry, 25.11.2021 07:20 haru8355

What is the half-live of a radioactive isotope if it takes 6.2 days for a 72g sample to decay to 18g?

ansver

Answers: 2

Show answers

Another question on Chemistry

question

Chemistry, 22.06.2019 02:20

Brainliesttt me asap! the below reaction can be categorized as more than one type of reaction. which reactions are these, and what are the types of reactions?

Answers: 1

question

Chemistry, 22.06.2019 19:20

15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.

Answers: 1

question

Chemistry, 22.06.2019 19:30

Helium decays to form lithium. which equation correctly describes this decay?

Answers: 2

question

Chemistry, 22.06.2019 21:30

Which of the following changes will decrease the total amount of gaseous solute able to be dissolved in a liter of liquid water? (2 points) decreasing temperature decreasing pressure decreasing surface area decreasing solute concentration

Answers: 1

You know the right answer?

What is the half-live of a radioactive isotope if it takes 6.2 days for a 72g sample to decay to 18g...

Questions

question

History, 23.01.2020 04:31

Pls i need the answer to 4 i’ll make brainies

question

History, 23.01.2020 04:31

Which of the following is not a characteristic of a highly developed education system? a. compulsory primary and secondary education

question

Mathematics, 23.01.2020 04:31

What is .1955x.79 cause i do not know the answer...

question

History, 23.01.2020 04:31

where labor unions in the 19th century successful in their goals to the workers from the leaders of the industry?...

question

Mathematics, 23.01.2020 04:31

One number is 5 times a first number. a third number is 100 more than the first number. if the sum of the three numbers is 730, find the numbers....

question

History, 23.01.2020 04:31

What were the only tools the egyptians had in order to build the pyramids?...

question

Mathematics, 23.01.2020 04:31

The 46,729 residents of a city earned a total of $1,658,879,500 in 2005. what was the per capita income, in dollars per person, for 2005? a. $17,750....

question

English, 23.01.2020 04:31

1. he misses his dogs. (add two adjectives and one dependent clause) 2. eileen is having a great day. (add two adverbs, one independent clause,...

question

Biology, 23.01.2020 04:31

An efficient way to search for and insert a value in a cell when the desired value is stored elsewhere in the worksheet or even in a different workboo...

question

Mathematics, 23.01.2020 04:31

Acompany repaid a long-term debt during the year. they will report this as an (increase/decrease) in the activities section on the statement of cash f...

question

Social Studies, 23.01.2020 04:31

What is a common approach used in the discipline of systems analysis and design to understand the ways systems operate and to chart process flows and...

question

Computers and Technology, 23.01.2020 04:31

Your program assignment write a program that reads a sentence as input and converts each word to "pig latin". in one version of pig latin, you convert...

question

Mathematics, 23.01.2020 04:31

X+5÷9=3 what is the number where when you add 5 then divide it by 9 it is 3?...

question

Computers and Technology, 23.01.2020 04:31

Write a complete c program to run on the msp432 platform to do the following: declare an array of size 3 x 7 of type uint8_t. use loops to init...

question

Mathematics, 23.01.2020 04:31

In what way did both the constancy hypothesis and the blending hypothesis fr the transmission of traits differ from obsersvable patterns of inheritanc...

question

Physics, 23.01.2020 04:31

Suppose that f3 = 310 n determine the magnitude of the resultant force f′=f2+f3....

question

Business, 23.01.2020 04:31

The monetary inflation needed to relieve the social and economic hardships of the late nineteenth century eventually came as a result of?...

question

Business, 23.01.2020 04:31

Afirm has common stock of $6,200, paid-in surplus of $9,100, total liabilities of $8,400, current assets of $5,900, and fixed assets of $21,200. what...

question

History, 23.01.2020 04:31

"explain the role of family in slave life. include a description of the family, slave owner involvement, and the actions of the slaves in building the...

question

Social Studies, 23.01.2020 04:31

The next step in your plan is to identify which government regulations will impact your business. in two to three sentences, explain which government...

More questions: Chemistry Another questions

Questions on the website: 13722363