The half-life of radium-226 is 6400 years. If I have 6750 g after 25,000 years, how much radium-226 did I have in my original sample when I started? I had___g in my original sample. Record your answer to the nearest whole number

b. acid is the correct answer @jayxboof all social media

acid : acids are those which accepts an electron-pairs.

base : bases are those which donates ab electron-pairs.

alkali : it is a base that dissolves in water. it is basically a base and the ph greater than 7.

hydroxide ion : it is a poly-atomic ion which is negatively charged.

i just calculated it all out, and not including weekends, and all the different days off. as of this school year (2018-2019) students are spending 2198 hours in school this year

it should have an internal chamber and two thermometers sticking out of the top. the internal chamber will also be closed off from the outside.