Mathematics, 16.11.2020 09:40 kenz391
The half-life of the radioactive element unobtanium -41 is 20 seconds. If 48 grams of unobtanium-41 are initially present, how many grams are present after 20 seconds? 40 seconds? 60 seconds? 80 seconds? 100 seconds?
Answers: 1
Mathematics, 21.06.2019 18:00
You spin the spinner shown below once. each sector shown has an equal area. what is p(beaver ) p(beaver)? if necessary, round your answer to 2 2 decimal places.
Answers: 2
Mathematics, 21.06.2019 18:00
In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36
Answers: 3
Mathematics, 22.06.2019 01:00
Acentral angle measuring 160 degrees intercepts an arc in a circle whose radius is 4. what is the length of the arc the circle formed by this central angle? round the length of the arc to the nearest hundredth of a unit. a) 4.19 units b) 6.28 units c) 12.57 units d) 12.57 square units
Answers: 3
Mathematics, 22.06.2019 01:00
Two trains leave stations 546 miles apart at the same time and travel toward each other. one train travels at 95 miles per hour while the other travels at 115 miles per hour l. how long will it take for the two trains to meet
Answers: 3
The half-life of the radioactive element unobtanium -41 is 20 seconds. If 48 grams of unobtanium-41...
Mathematics, 29.08.2019 02:30
Mathematics, 29.08.2019 02:30
Biology, 29.08.2019 02:30
Geography, 29.08.2019 02:30
Physics, 29.08.2019 02:30
English, 29.08.2019 02:30
Mathematics, 29.08.2019 02:30
Mathematics, 29.08.2019 02:30
Chemistry, 29.08.2019 02:30
Biology, 29.08.2019 02:30
Spanish, 29.08.2019 02:30
Mathematics, 29.08.2019 02:30
Social Studies, 29.08.2019 02:30
Chemistry, 29.08.2019 02:30
Health, 29.08.2019 02:30