Chemistry
Chemistry, 25.03.2020 20:57, kkstone

The half-life of Thorium - 232 is 14 billion years. If you started with 26 grams of Thorium, how many grams would you have left after 7 half-lives?
A) 0.203
B) 0.101
C) 0.05

answer
Answers: 3

Other questions on the subject: Chemistry

image
Chemistry, 22.06.2019 00:40, btcastongia
Which is a difference between molecular compounds and ionic compounds? select the correct answer below: question 5 options: molecular compounds typically form between a metal and a nonmetal, while ionic compounds typically form between nonmetals. molecular compounds result from the transfer of electrons between atoms to form ions, while ionic compounds result from the sharing of electrons between neutral atoms. molecular compounds are formed of discrete, neutral molecules, while ionic compounds are formed of large repeating arrays of opposite charges. molecular compounds have high melting points and high boiling points, while ionic
Answers: 3
image
Chemistry, 22.06.2019 13:20, alejandra340
Can someone me with 3 and 4 plz. this is for masteries test.
Answers: 2
image
Chemistry, 23.06.2019 03:30, uniqueray33
The molar mass of nickel(ni) is 58.7 g/mol. how many moles are in an 88 gram sample of nickel?
Answers: 1
image
Chemistry, 23.06.2019 10:00, LlayahHarbin
The temperature of a lead fishing weight rises from 26 °c to 38 °c as it absorbs 11.3 j of heat. what is the mass of the fishing weight in grams?
Answers: 2
Do you know the correct answer?
The half-life of Thorium - 232 is 14 billion years. If you started with 26 grams of Thorium, how man...

Questions in other subjects:

Konu
Social Studies, 12.09.2021 06:40
Konu
Mathematics, 12.09.2021 06:40
Konu
Biology, 12.09.2021 06:40