subject
Chemistry, 29.06.2019 01:00 erika6072

There's a 50 gram sample of our ra-229 it is half-life is 4 minutes how much will be left after 12 minutes

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 22.06.2019 01:30
There are main groups in the modern periodic table of elements
Answers: 1
question
Chemistry, 22.06.2019 03:40
Kc = 0.040 for the system below at 450oc. if a reaction is initiated with 0.40 mole of cl2 and 0.40 mole of pcl3 in a 2.0 liter container, what is the equilibrium concentration of cl2 in the same system? pcl5(g) ⇄ pcl3(g) + cl2(g)
Answers: 3
question
Chemistry, 23.06.2019 03:30
The molar mass of iron(fe) is 55.8 g/mol. what is the mass in grams of 2.25 moles of iron?
Answers: 1
question
Chemistry, 23.06.2019 06:00
Complete the sentences to best explain the ranking.match the words below to the appropriate blanks in the sentences.a less polar bondhigher molar massion-dipole forcesstronger intermolecular forcesdipole-dipole forcesdispersion forceshydrogen bonding1. h2s and h2se exhibit the following intermolecular forces:.2. therefore, when comparing h2s and h2se the one with a has a higher boiling point .3. the strongest intermolecular force exhibited by h2o is . therefore, when comparing h2se and h2o the one with has a higher boiling point.
Answers: 1
You know the right answer?
There's a 50 gram sample of our ra-229 it is half-life is 4 minutes how much will be left after 12 m...
Questions
question
Health, 06.10.2021 02:30
question
Social Studies, 06.10.2021 02:30
question
Mathematics, 06.10.2021 02:30