An igneous rock contains 10 grams of radioactive potassium-40 and a total of 10 grams of its decay products. During which geologic time interval was this. An igneous rock contains 10 grams of radioactive potassium?40 and a total of 10 grams of its decay products. During which geologic time interval was this. A rock sample contained 8 grams of potassium-40 (K40) when it was formed, but now contains only 4 grams due to radioactive decay. What is the.Answer to An igneous rock contains 10 grams of radioactive potassium-40 and 5. An igneous rock contains 10 grams of radioactive potassium-40 and 5 grams. An igneous rock contains 10 grams of radioactive potassium-40 and a total of 10 g of its decay products. During which geologic time interval was this rock.

View this answer now! It’s completely free.

## which line best represents the decay curve for potassium-40

What is required for us is to find out that rite graph, which represents the. below represents the amount of potassium-40 and the amount of argon-40 and. The absolute age of an igneous rock can best be determined by A) comparing the amounts of. Which graph best represents the decay rate of potassium-40?When an atom of potassium 40 decays into argon 40, the argon atom produced. Potassium 40 is a radioisotope that can be found in trace amounts in natural. Potassium-40 (40K) is a radioactive isotope of potassium which has a long half-life of 1.25 billion years. It makes up about 0.012% (120 ppm) of the total. (b) decay curve a curved line that shows the rate of decay. A rock sample was dated using potassium-40. 40 represent? equal amounts of daughter.