Questions by Hein Du Plessis

Questions by Hein Du Plessis

The initial mass of a radioisotope is 15.0 g. If the radioisotope has a half-life of 2.75 years, how much remains after four half-lives?

asked Jan 4, 2021

1 answer

3 votes

16.1k views

100 points!! What are the characteristics/elements of a Free Enterprise system? IF THE QUESTION IS NOT ANSWERED FULLY OR IF IT MAKES NO SENSE IT WILL BE REPORTED

asked Dec 14, 2020

2 answers

3 votes

112k views

The Socialist Worker's Party and the American Communist Party are considered to be what type of third party?

asked Nov 7, 2020

1 answer

4 votes

190k views

What job did queen elizabeth ii have during wwii

asked Nov 5, 2020

1 answer

1 vote

215k views

Who wrote 'Where ignorance is bliss, it is folly to be wise'?

asked Jul 7, 2020

1 answer

3 votes

123k views

Unemployment is probably rising throughout most California counties, for the reason that it has been rising in Kern and Los Angeles counties.a. Truth-functional argument b. Analogical argument c. Categorical

asked Jan 22, 2020

1 answer

1 vote

183k views

How many square miles is Jamestown?

asked Dec 23, 2019

2 answers

4 votes

105k views

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