Chemistry, 09.12.2021 04:50, kaziyahf2006

What is the daughter nucleus of pt-199 after a beta decay? A. At-198
B. At-200
C. Pt-200
D. At-199

Answers: 2

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 04:00, breannaasmith1122

Drag each label to the correct location on the chart. classify each reaction as endothermic or exothermic.

Answers: 1

continue

Chemistry, 22.06.2019 11:30, charles8527

If blood contains 150g of hemoglobin per liter of blood, how much hemoglobin would be contained in 10 ml of blood

Answers: 2

continue

Chemistry, 22.06.2019 18:00, kyllow5644

Answer asap need to be answered by wednesday morning explain how a buffer works, using an ethanoic acid / sodium ethanoate system including how the system resists changes in ph upon addition of a small amount of base and upon addition of a small amount of acid respectively. include the following calculations in your i. calculate the ph of a solution made by mixing 25cm3 0.1m ch3cooh and 40cm3 0.1m ch3coo-na+. [ka = 1.74 x 10-5 m] ii. calculate the ph following the addition of a 10cm3 portion of 0.08 m naoh to 500cm3 of this buffer solution. iii. calculate the ph following the addition of a 10cm3 portion of 0.08 m hcl to 200cm3 of the original buffer solution.

Answers: 3

continue

Chemistry, 22.06.2019 20:40, larkinc2946

What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.

Answers: 1

continue

Do you know the correct answer?

What is the daughter nucleus of pt-199 after a beta decay? A. At-198
B. At-200
C. Pt-2...