subject
Chemistry, 18.08.2020 05:01 NCT2005

PLEASE HELP WILL GIVE BRAINLIEST Xenon-133 has a half life of 5.2 days. A 237 gram sample of Xenon is collected and stored. It is later measured to be 29.625 grams. How long has it been in storage?
A. 15.6 days
B. 39.9 days
C. 20.8 days
D. 8 days

ansver
Answers: 3

Another question on Chemistry

question
Chemistry, 22.06.2019 11:00
The twister and runaway train are two coasters at the same amusement park. both coasters start at the same height. the coaster for the twister is twice the mass of the coaster for the runaway train. which roller coaster has greater gravitational potential energy at the start of the ride?
Answers: 1
question
Chemistry, 22.06.2019 17:10
Increasing the substrate concentration in an enzymatic reaction could overcome which of the following? a) the need for a coenzymeb) allosteric inhibitionc) competitive inhibitiond) insufficient cofactors
Answers: 1
question
Chemistry, 22.06.2019 21:00
Which of these is an example of pseudoscience? a) predicting the time of sunrise based on data on position of earth b) predicting the date of the moon phases based on data on position of earth c) predicting eclipses based on the position of the sun and the moon d) predicting future events in a person's life based on the position of the moon
Answers: 1
question
Chemistry, 22.06.2019 21:30
Liquid ammonia is produced at high temperatures and under great pressure in a tank by passing a mixture of nitrogen gas and hydrogen gas over an iron catalyst. the reaction is represented by the following equation. n2(g) + 3h2(g) → 2nh3(g) changing all but one experimental condition will affect the amount of ammonia produced. that condition is a) increasing the concentration of both reactants b) changing the temperature within the tank c) decreasing the pressure within the tank. d) increasing only the amount of nitrogen present.
Answers: 1
You know the right answer?
PLEASE HELP WILL GIVE BRAINLIEST Xenon-133 has a half life of 5.2 days. A 237 gram sample of Xenon...
Questions
question
Mathematics, 10.04.2020 20:16
question
Mathematics, 10.04.2020 20:16