subject
Chemistry, 11.03.2021 18:10 ava108

The half life of a element is 19.4 years. If you start with 50 mg of the element, what mass of the element will remain after 38.8 years?

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 21.06.2019 21:00
Harvey kept a balloon with a volume of 348 milliliters at 25.0˚c inside a freezer for a night.  when he took it out, its new volume was 322 milliliters, but its pressure was the same.  if the final temperature of the balloon is the same as the freezer’s, what is the temperature of the freezer? the temperature of the freezer is  kelvins.
Answers: 2
question
Chemistry, 22.06.2019 07:30
What three things determine the shape and size of a puddle when water is poured out onto a surface
Answers: 2
question
Chemistry, 22.06.2019 09:30
One way that radioactive waste is treated is by burying it in repositories. the repositories are found only in states with very low populations. true or false? a. trueb. false(also i meant to put high school but it put down middle school instead)
Answers: 1
question
Chemistry, 22.06.2019 12:20
Achemistry student weighs out 0.306 g of citric acid (h3c6h5o7), a triprotic acid, into a 250 ml volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with 0.1000 m naoh solution. calculate the volume of naoh solution the student will need to add to reach the final equivalence point. be sure your answer has the correct number of significant digits.
Answers: 3
You know the right answer?
The half life of a element is 19.4 years. If you start with 50 mg of the element, what mass of the e...
Questions
question
Mathematics, 04.07.2019 04:10
question
Computers and Technology, 04.07.2019 04:10
Questions on the website: 13722367