What is half-life?
Half the life of an organism
The time it takes for the radioactivity...
Chemistry, 13.02.2021 01:00 20jacksone
What is half-life?
Half the life of an organism
The time it takes for the radioactivity of a specific isotope to fall to half its original value
The time it takes for a geologist to determine the age of a rock or mineral
The length and organism lived in prehistoric times
Answers: 3
Chemistry, 21.06.2019 14:00
Write skeleton equations for the following reactions c. aluminum(s)+copper(i) chloride(aq) > aluminum chloride(aq)+copper(s)
Answers: 1
Chemistry, 21.06.2019 15:10
Atank contains 240 liters of fluid in which 10 grams of salt is dissolved. brine containing 1 gram of salt per liter is then pumped into the tank at a rate of 6 l/min; the well-mixed solution is pumped out at the same rate. find the number a(t) of grams of salt in the tank at time t.
Answers: 3
Chemistry, 22.06.2019 16:30
Asample of freon gas has a volume of 2.23 liters, a pressure of 4.85 kpa, and a temperature of -1.36°c. calculate the volume at a pressure of 1.38 kpa and a temperature of 5.5°c. (show work)
Answers: 1
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